UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wxg4KTRXqHj+vUvyNgpIHMLvzVuYbdBudXCj/8AQefo=' 
WHERE 
  key_id = '81dad23fb639c2b83eb475ba2b0c7084ad2ed09ff6e68ec9fd773bebf2f6cb08' 
  AND (
    token = 'wxg4KTRXqHj+vUvyNgpIHMLvzVuYbdBudXCj/8AQefo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )