UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6WE6SSbfH6ggdW5dWDO3HBj3/zn4qfm4JT5Inp9WzKc=' 
WHERE 
  key_id = '4a12dce3912e687d0a5a59e272946a34e429ff2826e1a41992e13aeeaed955c2' 
  AND (
    token = '6WE6SSbfH6ggdW5dWDO3HBj3/zn4qfm4JT5Inp9WzKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )