UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvCSr0xgTmYWzwWMMhPCkuGKiRQdeyHksOc4/BoRIns=' 
WHERE 
  key_id = '814d5df813ae742bd05655d50612660f999976acef43ec2090a862b297ca66d0' 
  AND (
    token = 'MvCSr0xgTmYWzwWMMhPCkuGKiRQdeyHksOc4/BoRIns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037