UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DWq0DZK7cbTQo2xqBPEKXFjUZ6BeKai6aSu0MrXqu6c=' 
WHERE 
  key_id = '96d8517d897b67ac07c09d349b717859957f3064a36caeac3ceee525996b5821' 
  AND (
    token = 'DWq0DZK7cbTQo2xqBPEKXFjUZ6BeKai6aSu0MrXqu6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )