UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZVGTWNDT5DiPy0VnQbx5lK4KxcvRHSnTga5EnRvZu+A=' 
WHERE 
  key_id = '27cea84d5b7c0d2d2db1227626f92b9225a24ef9d813d510c684f05c3d4d0362' 
  AND (
    token = 'ZVGTWNDT5DiPy0VnQbx5lK4KxcvRHSnTga5EnRvZu+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031