that address 1Exca117ik6cR2mySwfpz4GGrUGRx5p3Eh too is making like a double payment ? he also still got paid even if the time was so close / same..

https://blockchain.info/address/1Exca117ik6cR2mySwfpz4GGrUGRx5p3Eh

from what i understand to the system, the "Progress to next payout" should be filled first before proceeding to next person and until the time doesnt expire.. so i wonder how that happened