Stars $3 turbo - AK- blinds 15/30

[MrBump]

PokerStars Tournament, Big Blind is t30 (10 handed) Converter on pregopoker.com

UTG (t1430)
UTG+1 (t1460)
MP1 (t1010)
Hero (t1470)
MP3 (t1370)
CO+1 (t2050)
CO (t1775)
Button (t1470)
SB (t1465)
BB (t1500)

Preflop: Hero is in MP2 with A[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/heart.gif[/img]
UTG calls t30, <font color="gray">UTG+1 folds</font>, <font color="gray">MP1 folds</font>, <font color="red">Hero raises to t150</font>, <font color="red">MP3 raises to t510</font>, <font color="gray">CO+1 folds</font>, <font color="gray">CO folds</font>, <font color="gray">Button folds</font>, <font color="gray">SB folds</font>, <font color="gray">BB folds</font>, <font color="gray">UTG folds</font>, Hero calls t360

Flop: (t1095) 7[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/diamond.gif[/img] 3[img]/images/graemlins/diamond.gif[/img] (2 players)
Hero checks, MP3 checks

Turn: (t1095) 8[img]/images/graemlins/spade.gif[/img] (2 players)
Hero checks, <font color="red">MP3 bets t210</font>

Hero ?

Should I have pushed pf ?