If the "23" is really hours or days from the moment of release, it might indicate that the released password was a one-time use since Q was going to update the trip anyway. It was a way to drop a crumb without actually "dropping a crumb".
Since we are all just speculating…
POTUS: Q, you know we can't release this info diectly to the anons, right?
Q: Sir, Yes Sir! However, there may be an "accidental" password release.
POTUS: What?? What does a password release have to do with….wait a minute…WHAT PASSWORD?!?
Q: "NowC@mes THEP@in–23" Sir!
POTUS: Q, you magnificent bastard! KEK!! DOITQ!
Q: Sir, YES SIR!
POTUS: Barron, you're taking good notes, right?
Barron: Yes Dad.
POTUS: Excellent!