Custom Consent Expiration time

Cookie-Script allows you to set how long a user's consent should be remembered. This can be set in the main Cookie-Script item settings. Go to the Behavior tab and scroll to the Banner control section.

consent expiration settings

This option allows you to set how many days should the user's Cookie Consent be stored in his browser before he will see the Cookie Banner again. 

In simple words: if the user agreed/declined cookies after this many days user will see a Cookie Banner again.