KKJJss against two stacks who I assume had AAxx. Should I have mucked?

[jj_frap]

PokerStars Game #2973495524: Omaha Pot Limit ($0.25/$0.50) - 2005/11/04 - 19:28:24 (ET)
Table 'Orestes II' Seat #5 is the button
Seat 1: SteveL91 ($49.50 in chips)
Seat 2: jj_frap ($49.25 in chips)
Seat 3: cpa111 ($43 in chips)
Seat 4: Ms.Doubtfire ($89.15 in chips)
Seat 5: More Aces ($10.10 in chips)
Seat 6: oneyellowman ($58.65 in chips)
Seat 7: KKush ($42.50 in chips)
Seat 8: OMalls102704 ($45 in chips)
Seat 9: MikeS3782 ($50 in chips)
oneyellowman: posts small blind $0.25
KKush: posts big blind $0.50
MikeS3782: posts big blind $0.50
*** HOLE CARDS ***
Dealt to jj_frap [Kh Kd Js Jh]
OMalls102704: raises $1 to $1.50
MikeS3782: folds
SteveL91: folds
jj_frap: raises $4.25 to $5.75
cpa111: folds
Ms.Doubtfire: folds
OMalls102704 is disconnected
More Aces: raises $4.35 to $10.10 and is all-in
oneyellowman: folds
KKush: raises $28.20 to $38.30
cpa111 leaves the table
Mandeezy joins the table at seat #3
OMalls102704 is connected
OMalls102704: folds
jj_frap: raises $10.95 to $49.25 and is all-in
KKush: calls $4.20 and is all-in
*** FLOP *** [6d 8c 6h]
KKush said, "aa34 double suited"
*** TURN *** [6d 8c 6h] [3s]
*** RIVER *** [6d 8c 6h 3s] [3c]
*** SHOW DOWN ***
KKush: shows [Ah 3h 4c Ac] (three of a kind, Threes)
jj_frap: shows [Kh Kd Js Jh] (two pair, Kings and Sixes)
KKush collected $63.40 from side pot
More Aces: mucks hand
KKush collected $30.95 from main pot
*** SUMMARY ***
Total pot $97.35 Main pot $30.95. Side pot $63.40. | Rake $3
Board [6d 8c 6h 3s 3c]
Seat 1: SteveL91 folded before Flop (didn't bet)
Seat 2: jj_frap showed [Kh Kd Js Jh] and lost with two pair, Kings and Sixes
Seat 3: cpa111 folded before Flop (didn't bet)
Seat 4: Ms.Doubtfire folded before Flop (didn't bet)
Seat 5: More Aces (button) mucked [Ad As Qd 7d]
Seat 6: oneyellowman (small blind) folded before Flop
Seat 7: KKush (big blind) showed [Ah 3h 4c Ac] and won ($94.35) with three of a kind, Threes
Seat 8: OMalls102704 folded before Flop
Seat 9: MikeS3782 folded before Flop