UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nqhyc15TmXq4D7F/PzBOTDt9LUKp4epswLHlpvwUsbA=' 
WHERE 
  key_id = 'caf2ee06c77ffe4e228121ccaf004c15965249a973f89a4e997c6243688f697f' 
  AND (
    token = 'Nqhyc15TmXq4D7F/PzBOTDt9LUKp4epswLHlpvwUsbA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )