SELECT 
  cscart_settings_objects.object_id as object_id, 
  cscart_settings_objects.type as object_type, 
  cscart_settings_objects.name as description, 
  (
    CASE WHEN storefront_values.object_id IS NOT NULL THEN storefront_values.value ELSE cscart_settings_objects.value END
  ) AS value 
FROM 
  cscart_settings_objects 
  LEFT JOIN cscart_settings_vendor_values AS storefront_values ON storefront_values.object_id = cscart_settings_objects.object_id 
  AND storefront_values.storefront_id = 1 
  AND storefront_values.company_id = 0 
WHERE 
  1 
  AND (
    FIND_IN_SET(
      'STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ROOT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'MVE:STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'MVE:ROOT', cscart_settings_objects.edition_type
    )
  ) 
  AND cscart_settings_objects.object_id = 5966 
ORDER BY 
  cscart_settings_objects.position

Query time 0.00145

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "109.18"
    },
    "ordering_operation": {
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "53.40"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "storefront_values",
            "access_type": "system",
            "rows_examined_per_scan": 0,
            "rows_produced_per_join": 1,
            "filtered": "0.00",
            "const_row_not_found": true,
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.10",
              "prefix_cost": "0.00",
              "data_read_per_join": "24"
            },
            "used_columns": [
              "object_id",
              "company_id",
              "storefront_id",
              "value"
            ]
          }
        },
        {
          "table": {
            "table_name": "cscart_settings_objects",
            "access_type": "ALL",
            "rows_examined_per_scan": 534,
            "rows_produced_per_join": 53,
            "filtered": "10.00",
            "cost_info": {
              "read_cost": "50.44",
              "eval_cost": "5.34",
              "prefix_cost": "55.78",
              "data_read_per_join": "42K"
            },
            "used_columns": [
              "object_id",
              "edition_type",
              "name",
              "type",
              "value",
              "position"
            ],
            "attached_condition": "((`mobikul_delivery_boy_livedemo`.`cscart_settings_objects`.`object_id` = 5966) and ((0 <> find_in_set('STOREFRONT',`mobikul_delivery_boy_livedemo`.`cscart_settings_objects`.`edition_type`)) or (0 <> find_in_set('ROOT',`mobikul_delivery_boy_livedemo`.`cscart_settings_objects`.`edition_type`)) or (0 <> find_in_set('MVE:STOREFRONT',`mobikul_delivery_boy_livedemo`.`cscart_settings_objects`.`edition_type`)) or (0 <> find_in_set('MVE:ROOT',`mobikul_delivery_boy_livedemo`.`cscart_settings_objects`.`edition_type`))))"
          }
        }
      ]
    }
  }
}