UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6pBJcdi+YsvRp0Giy03ThAgPkL5LSiyWhpLoA/DUaKU=' 
WHERE 
  key_id = '2931a05d07335f078db83bd4d72ba3b575a39ebccc4e601fda88c61d3d38b533' 
  AND (
    token = '6pBJcdi+YsvRp0Giy03ThAgPkL5LSiyWhpLoA/DUaKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )