UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2uSgJsHmqd1xnvKOqLsVoAiA3QoozSQLXsyLz/fcZLw=' 
WHERE 
  key_id = '6cc87f4b479e6d9bbb3d9a8f780ce38953178c173a628313154edd26e7144115' 
  AND (
    token = '2uSgJsHmqd1xnvKOqLsVoAiA3QoozSQLXsyLz/fcZLw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )