I personally use a virtual switch for situations like this. In Simple Automation you can setup a restriction to not fire if a switch is on or off which would prevent automations you may have in place to turn these outdoor lights on. Then you could setup one to turn things off if this virtual switch turns on too.
I keep my modes simple (day, night, away, cleaning) and use virtual switches for one offs like this. Here is a recent thread which may give you other ideas:
