UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NvqLaIK2dNPZymHn1pq8uIGVakGtp+vDeddLEe/ZOo=' 
WHERE 
  key_id = '99ce310ff787591140ad81764e86fa1bf34073372025930d42059d2f641c7293' 
  AND (
    token = '6NvqLaIK2dNPZymHn1pq8uIGVakGtp+vDeddLEe/ZOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )