UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1UavWiAw2LQiVPfvsnunKGqLg2rk8D02XgHEIQCvP5w=' 
WHERE 
  key_id = '2e8fba6393c6fbd41b0b2770b76e94b40636ef7b04853f234877cdcf9514c96e' 
  AND (
    token = '1UavWiAw2LQiVPfvsnunKGqLg2rk8D02XgHEIQCvP5w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )