UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kUztrhrSIX+NqKUgynZah1YE5jcBYU/aSTm2BdSFlgI=' 
WHERE 
  key_id = '3f2b5976b7fb5d440401eed6fa4f72c31e69c41e36e560e11a2df201207f3103' 
  AND (
    token = 'kUztrhrSIX+NqKUgynZah1YE5jcBYU/aSTm2BdSFlgI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )