Use Optimizely CMP with Schedule by Zapier

Welcome is the world’s leading marketing orchestration platform, purpose-built for marketers helping them with all aspects of planning, launching, and collaborating company-wide on global campaigns.

Schedule is a native Zapier app you can use for recurring tasks. Trigger an action every day of the month, every day of the week or every single day. You can also select the hour of the day. If you're a developer, this is similar to a crontab, cronjob or cron.