UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WN9IivSHYGowr3gLdgV93h7Q4OuBhGe5LyOl3/WGeNI=' 
WHERE 
  key_id = '6b4cedba9f35cb1789a467bf731418abcba19cea2bdc87523baf037033e04bcb' 
  AND (
    token = 'WN9IivSHYGowr3gLdgV93h7Q4OuBhGe5LyOl3/WGeNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )