def METHOD_NAME():
    image_root_url = ADDON.getSettingString('originalUrl')
    preview_root_url = ADDON.getSettingString('previewUrl')
    last_updated = ADDON.getSettingString('lastUpdated')
    if not image_root_url or not preview_root_url or not last_updated or \
            float(last_updated) < _get_date_numeric(datetime.now() - timedelta(days=30)):
        conf = _get_configuration()
        if conf:
            image_root_url = conf['images']['secure_base_url'] + 'original'
            preview_root_url = conf['images']['secure_base_url'] + 'w780'
            ADDON.setSetting('originalUrl', image_root_url)
            ADDON.setSetting('previewUrl', preview_root_url)
            ADDON.setSetting('lastUpdated', str(
                _get_date_numeric(datetime.now())))
    return image_root_url, preview_root_url