UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wdktdZLuPY4j7xs62Z7tYOZB/p8FDJ48M3a3H/Xh/QU=' 
WHERE 
  key_id = '6a972b2d941a2039085d2611dede47306ba3a956bc600a37ddec3964d4f9f7a9' 
  AND (
    token = 'wdktdZLuPY4j7xs62Z7tYOZB/p8FDJ48M3a3H/Xh/QU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )