AQ lead donk, donk. (PS3/6)

[Spook]

villian is 50/6/0.5 after 30 hands.

PokerStars 3/6 Hold'em (6 handed) FTR converter on zerodivide.cx

Preflop: Hero is UTG with A[img]/images/graemlins/diamond.gif[/img], Q[img]/images/graemlins/diamond.gif[/img].
<font color="#CC3333">Hero raises</font>, MP calls, <font color="#666666">4 folds</font>.

Flop: (5.33 SB) 9[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">MP raises</font>, Hero calls.

Turn: (4.66 BB) 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">MP raises</font>, Hero calls.

River: (8.66 BB) A[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>

Time to go for the three bet? Or should I have done it soon? Maybe a check raise?
Low sample size, but he is super passive.