UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rxiox+j3+FJId9GhYx5prVRTXVfaKd3qCfBtd1xoLQ8=' 
WHERE 
  key_id = '2886911248631c59e1e6fedff23b9a9009e06a2e77ed7f0bad3486d61866f647' 
  AND (
    token = 'Rxiox+j3+FJId9GhYx5prVRTXVfaKd3qCfBtd1xoLQ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )