UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i20ePg9EPGA+eGUUDywvDYs0ukmotFrdDQtacv6FMRc=' 
WHERE 
  key_id = '4253424af8749f97fedc7eb01e49eec6d222e36f83ddb70e09527208ed5afc72' 
  AND (
    token = 'i20ePg9EPGA+eGUUDywvDYs0ukmotFrdDQtacv6FMRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )