UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9F6xlIn7DkWf12lBHBNS7QyHio4hgqdn3tejBga/Ypg=' 
WHERE 
  key_id = '8e8e849ed65ed9b143551440fc0c839aea593d6b15a985106af543df02723386' 
  AND (
    token = '9F6xlIn7DkWf12lBHBNS7QyHio4hgqdn3tejBga/Ypg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )