Astarion presses his fingertips to his lips for a moment, then drops his hands.

"...No. No, actually, I think now is an excellent time. I'd rather they have the night to sleep on it than the day to spend inventing reasons to kill me."

Is this also a means of clawing back a little control? Maybe! Regardless, being offered more time feels like charity he refuses to accept. If this is happening, it's happening now.