UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2yiFEtJ7SwxO8leFSvzSjDHEgmt3iv/XoJcG1OHwN50=' 
WHERE 
  key_id = '74a51e4702d4d2d54910fa2b36088b2c3b79b12820fb01e0ee91ed6079c1c271' 
  AND (
    token = '2yiFEtJ7SwxO8leFSvzSjDHEgmt3iv/XoJcG1OHwN50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027