Is there any indication or reason why they would want to block LGBTQ+ content? Haven't both companies been very vocal supporters of LGBTQ+ in the past?
If a group this small can get Visa/Mastercard to hand out ultimatums, then it's not that far of a jump for the same group or another who is against LGBT to recontextualize LGBT as something sexual or something targeting children. We've already seen this rhetoric from the current admin.