UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vCCUn/KZdz98fej95CPjntdmc+fnNPlTx7gnTxgpFBk=' 
WHERE 
  key_id = '4e6f002f99759de231a4412eebddbf4a9c74b91139e7e91d676bef3cb6445f2f' 
  AND (
    token = 'vCCUn/KZdz98fej95CPjntdmc+fnNPlTx7gnTxgpFBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )