1 rotation on villain. He had acted a little stationey, limping/calling raises a lot (50% of hands).

How would you play this assuming a solid read of 'station' on villain, then how would you play this differently (if at all) given our very weak read of station?

Ultimate Bet No-Limit Hold'em, $.50 BB (6 handed) Ultimate-Bet Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

MP ($10.50)
CO ($20.20)
Button ($142.80)
SB ($10.85)
BB ($36.70)
Hero ($49.25)

Preflop: Hero is UTG with A, K.
Hero raises to $2, 2 folds, Button calls $2, 2 folds.

Flop: ($4.75) A, 9, K (2 players)
Hero bets $3.25, Button calls $3.25.

Turn: ($11.25) T (2 players)
Hero bets $7, Button raises to $17, Hero ... ?