UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6hcGA4z4GkN9pyVjJYanUdM1QouRavVYIuNdd8lznZg=' 
WHERE 
  key_id = '7c56a92831c32f85c2627e21d4063b486b07f42ecc580e5af79479484067948d' 
  AND (
    token = '6hcGA4z4GkN9pyVjJYanUdM1QouRavVYIuNdd8lznZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )