All current transfers should be frozen and extended for amount of time lost no matter when the actual deadline is.
That would be problematic too.
As I like to go with the flow, I will jump the bandwagon of managers ridiculing the OP and finish with a famous quote: HA! HA!
Größter Knecht aller Zeiten aka His Excellency aka President for Life aka Field Marshal Al Hadji aka Lord of All the Beasts of the Earth and Fishes of the Seas aka aka Conqueror of the Buzzerbeater Empire in Europe in General and Austria in Particular