UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PVZxQTVNz0BDN8z7XzmkQlNvk2nzHhHwEUeUogCdtFU=' 
WHERE 
  key_id = '17a4521d5036769e619d5a35eb834827c0de11c1686e11e57b2f68c4b64759e6' 
  AND (
    token = 'PVZxQTVNz0BDN8z7XzmkQlNvk2nzHhHwEUeUogCdtFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )