UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4iAdPhAagmFCce+djTetJwDxGmJPWpmD2COxnU3i40=' 
WHERE 
  key_id = '1ea3481eb39af9952547f4e2f242c33699e68f42e07a804cee69636aa1fbbcda' 
  AND (
    token = 'a4iAdPhAagmFCce+djTetJwDxGmJPWpmD2COxnU3i40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )