UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z6LbHNkXFZp4feKf4Q0NHb5nNxYdifP8XUZLgKnrIU0=' 
WHERE 
  key_id = 'f471adcc77a070751fe056cb7362fc55fab847831d185440ea89ee8528b1cae4' 
  AND (
    token = 'z6LbHNkXFZp4feKf4Q0NHb5nNxYdifP8XUZLgKnrIU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )