local function remove (key, lock_id)
    if is_locked_by_another_owner(key, lock_id) then
        return { "locked_by_other" }
    end

    local existing_entry = get_existing_entry(key)
    if not existing_entry then
        return { "not_found" }
    end

    local existing_additional_keys = existing_entry.additional_lock_keys
    if is_any_locked_by_another_owner(existing_additional_keys, lock_id) then
        return { "locked_by_other" }
    end

    remove_entry(key)

    return { "ok", existing_entry.value }
end

return scriptResult(remove(KEYS[1], ARGV[3]))