UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QGNxeETGHKIH+aZLz53kztHXngTmc4UzWS458verHVc=' 
WHERE 
  key_id = '49f27d3258b40de9ee7de1440b582ad4f7d1f542043f71803931da479f2b26f6' 
  AND (
    token = 'QGNxeETGHKIH+aZLz53kztHXngTmc4UzWS458verHVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )