UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V3DItH6LkrK//Yvlm/uIrbfzK4qUJC/9wWZDs0GVBfg=' 
WHERE 
  key_id = 'e6a6ea3992005eb61ebcc72305b8b69d85382e358e906ae76b3272e7e91fddc4' 
  AND (
    token = 'V3DItH6LkrK//Yvlm/uIrbfzK4qUJC/9wWZDs0GVBfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )