UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mXwlnak4/x3lfqsq3VRxjl/nJQgBFnJaHICWxdqDnNI=' 
WHERE 
  key_id = '16abbd175646652b2353f9ed58e18c81ad3e6b90afb83a842f209f5fe313b575' 
  AND (
    token = 'mXwlnak4/x3lfqsq3VRxjl/nJQgBFnJaHICWxdqDnNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )