UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7weL6N5xZwefEv9T9cCynWhu0QrMmvkJrSRG3B+ArrM=' 
WHERE 
  key_id = '38a93892050f6e78e5ec291eaa5bf4409a37b4c39a26f7c03b59eedcbedf5a23' 
  AND (
    token = '7weL6N5xZwefEv9T9cCynWhu0QrMmvkJrSRG3B+ArrM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )