UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zxr3rqu6d0Xd2eeYUJwSk/mMkLY01dhByOf/a0efOCM=' 
WHERE 
  key_id = 'c699bcc367d90a4942da070145392048041ffa50b88eb3eacdcb49690b8ea338' 
  AND (
    token = 'Zxr3rqu6d0Xd2eeYUJwSk/mMkLY01dhByOf/a0efOCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )