AA no good?

[Skjonne]

No reads, sorry guys

PokerStars No-Limit Hold'em, $4 BB (8 handed) converter

MP2 ($462)
CO ($408.65)
Button ($152.05)
SB ($388)
Hero ($396)
UTG ($352)
UTG+1 ($347.30)
MP1 ($343.60)

Preflop: Hero is BB with A[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/spade.gif[/img].
<font color="#666666">1 fold</font>, UTG+1 calls $4, MP1 calls $4, <font color="#666666">3 folds</font>, SB completes, <font color="#CC3333">Hero raises to $16</font>, UTG+1 calls $12, MP1 calls $12, SB folds.

Flop: ($52) 4[img]/images/graemlins/spade.gif[/img], 3[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets $32</font>, UTG+1 folds, <font color="#CC3333">MP1 raises to $64</font>, Hero calls $32.

Turn: ($180) 6[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">MP1 bets $263.6 (All-In)</font>, Hero ????

What to do? And how about my flop play?