Boost. Same problem, have opened case before. LastPass clearly does not support this option.
Hello @robsquire10
Upon checking the account details, we noticed there are several sessions that remain open from your logins. Please, proceed with the following steps from the extension and then make the modification to the extension preference to the desired time:
If the issue persists, update theLastPass browser extension(view downloads here), then log in to LastPass and try to perform the action again.
If further assistance is needed, please, submit a support ticket for out tech support to review the data.
Thank you,
Karol | Customer Care