UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x76AgyclQfN8/srnV40eLLnXVpkg8+72X+M1aOiVzYU=' 
WHERE 
  key_id = '21e94030492e7cdb9d8454587d9671466ae4ec1ac58db8cd6e5a3b2f769575fb' 
  AND (
    token = 'x76AgyclQfN8/srnV40eLLnXVpkg8+72X+M1aOiVzYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )