UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3j6JvIuhOl4op7P0staY6hQxLaPUazcWiSdtouEUSoU=' 
WHERE 
  key_id = '4f551b4ad51d4c11b7c7c3cf5db9f740a08ebc79394ff1415ae3143bb9ab26ff' 
  AND (
    token = '3j6JvIuhOl4op7P0staY6hQxLaPUazcWiSdtouEUSoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )