If you read the entire thing, you'd see this note right at the bottom of the page:
"when you purchase the Heart of the Golden Lotus pack and/or the Golden Lotus Chest, a portion of the purchase price will go towards funding the prize pool up to $400,000 for the Blade & Soul Regional Championships."
https://esports.bladeandsoul.com/en/the-lotus
Whatever happened in the Today's Specials will not affect the milestone progress in anyway.