UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u7MxEPBrKCWYfLoOgbitoF+rbq094jsnqAADt2wp398=' 
WHERE 
  key_id = 'db0dfb5ee9efcb72ac8627a95a939d39731631e32f8347b0d54a4e1803d71391' 
  AND (
    token = 'u7MxEPBrKCWYfLoOgbitoF+rbq094jsnqAADt2wp398=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )