UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WELFLo9RwvzBz0eZyy6ZFscP8gi5cbgsUyDwUJRARvo=' 
WHERE 
  key_id = 'ab4973c081ddf730a6102b91bb6a573b449b75f1ab0d066b360dff09e1a4e775' 
  AND (
    token = 'WELFLo9RwvzBz0eZyy6ZFscP8gi5cbgsUyDwUJRARvo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )