UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VdvGkwGVdEwaI61XR70bY+Bz6oTjp2qWfXG0BcFuQQc=' 
WHERE 
  key_id = '18b4a95920cb54704d7804f9664b8edb99dca5f740b37259b5b8836fea1cd013' 
  AND (
    token = 'VdvGkwGVdEwaI61XR70bY+Bz6oTjp2qWfXG0BcFuQQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )