You're probably right. The 40mm ones are the vertical ones that open on one end?
These the the long ones that latch on both ends so the entire lid pops off.
That shit doesn't always work out in your favor. Every 5 years I have to explain to the judge what happened before she'll renew my carry permit. And every 10 years I have to explain it to someone else for my job. Just be careful.
Old couple or young? Not sure it matters much...
You do good things for strangers everyday you go to work, even if nothing happens that day. Remember that and keep your head high.