UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm4TYFc+g2JrbykBWXEQqWPHSMtwexnsk0VFzyc91hps=' 
WHERE 
  key_id = 'c665f68515cc44328a0766944d41723b579a2c1248c16765680b44a0058413cb' 
  AND (
    token = 'm4TYFc+g2JrbykBWXEQqWPHSMtwexnsk0VFzyc91hps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )