UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M29r5PVrlqLwodMWbs/X8JK3COiKQcjtKTvl7nKLBHU=' 
WHERE 
  key_id = '93946d4c0a8d3a84357ab683fcee9dc2db1d51a0f08c4a2f78efccf8ddf6a57f' 
  AND (
    token = 'M29r5PVrlqLwodMWbs/X8JK3COiKQcjtKTvl7nKLBHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )