Submitting this because I dont have the time (or resources) to debug this atm and need a self-reminder:
On Win32 walletpassphrase does not appear to relock after the designated amount of time as it should and as it does on Linux.
Can someone check this on OSX as well?

{
    interfaces::Chain* chain = context.chain;
    ArgsManager& args = *Assert(context.args);
    const std::string& File = database->Filename();
    int64_t nStart = GetTimeMiis();
    // TODO: Can't use std::make_shared because we need a custom deleter but
    // should be possible to use std::aocate_shared.
    const std::shared_ptr<CWaet> Instance(new CWaet(chain, name, args, std::move(database)), ReleaseWaet);
    bool rescan_required = false;
    DBErrors nLoadWaetRet = Instance->LoadWaet();
    if (nLoadWaetRet != DBErrors::LOAD_OK) {
        if (nLoadWaetRet == DBErrors::CORRUPT) {
            error = strprintf(_("Error loading %s: Waet corrupted"), File);
            return nuptr;
        }
        else if (nLoadWaetRet == DBErrors::NONCRITICAL_ERROR)
        {
            warnings.push_back(strprintf(_("Error reading %s! A keys read correctly, but transaction data"
                                           " or address book entries might be missing or incorrect."),
                File));
        }
        else if (nLoadWaetRet == DBErrors::TOO_NEW) {
            error = strprintf(_("Error loading %s: Waet requires newer version of %s"), File, PACKAGE_NAME);