UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/BjbEdtgf6T99I31uP3V4UdhxawkestLdzyGx43O1P4=' 
WHERE 
  key_id = '668a8ba5d3c242b0c79d4241c90dea4817576edcb4ad8f959605ec0f58822255' 
  AND (
    token = '/BjbEdtgf6T99I31uP3V4UdhxawkestLdzyGx43O1P4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )