Never update Core plugin before the theme update. Follow this article and update the theme first – https://xstore.helpscoutdocs.com/article/63-theme-update , then Core – https://xstore.helpscoutdocs.com/article/37-plugins-update
I’ve checked your site and see latest versions of the theme and Core. Have you sorted out?
One standard license is valid only for 1 project. Running multiple projects on a single license is a copyright violation.