Representation of Timer in "Deal Expires in MM:SS"

UI cards in my application expire after 3 days of creation. I indicate this in a badge as shown in the image.

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The different states of the element are:-

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The live countdown timer starts once it reaches below 1 hour only. i.e it starts from 59 minutes and 59 seconds.

So my dilemma is about; how to show the mm:ss format. The general options that I had are shown in the below image.

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Please think about this and suggest the best way through this one :)

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