Cache key markers in 1 day doesn't help

[tuyennn]

Preconditions

Magento Version : 2 All versions

Module Store Locator Version : 2.0.7

Environment : Production mode

Third party modules :

Steps to reproduce

1. With this pull request Add today date in cache key for invalidate the next day #111 doesn't seem short enough to invalidate the current cache.
2. The stores from frontend still incorrect status with Closed and Open
3. Clear the magento cache to observer the changes

Expected result

1. Store Close and Open time should be reflected correct with configuration at anytime and would not be affected by cache.

Actual result

1. Time came but stores were still Closed as expected it should be Open
2. Need to clear the cache