UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gz52+HtkAgI0xgePw0aigWNU6RtcqrUwloAsID5nGgY=' 
WHERE 
  key_id = '7857f31e350390de137119071e70d140539dd2521f41285f72cbfccd792f7d98' 
  AND (
    token = 'gz52+HtkAgI0xgePw0aigWNU6RtcqrUwloAsID5nGgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )