The easiest way is to reboot after updates. Most updates are not urgent so unless you are having some problem that you hope the update will address wait until a

The easiest way is to reboot after updates. Most updates are not urgent so unless you are having some problem that you hope the update will address wait until a time when it is OK to reboot. Then install the update and reboot. If there is an urgent update that you need to apply at a time when rebooting would be an issue apply the update and leave yourself a reminder that the system is running a configure that you don't know is bootable. When a reasonable time for a reboot comes around take it.