There is a description of [For added security, you can also set a date after which Box automatically disables the link (if your Box Admin has enabled this capability). ] in the "Set the expiration date of the shared link" item in the link below.
Which of the following plans is it possible to enable the expiration date setting?
・Business
・Business Plus
・Enterprise
・Enterprise Plus
https://support.box.com/hc/ja/articles/360043697554