UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RV54aQjRrErHMV/77oHMZDWAXBgyu2v2grdZ/ZkaZk=' 
WHERE 
  key_id = 'dd19b65afc7f7a66e3886589033f68f3e9b83d621a6cb378c32ed21a6144be8e' 
  AND (
    token = '6RV54aQjRrErHMV/77oHMZDWAXBgyu2v2grdZ/ZkaZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )