UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sZGiQKa2gfT5CJId2oNfzuZNwMl3LRonZYo2dX/NFxw=' 
WHERE 
  key_id = '12a75cd5820d3dd3e93b73a77784801f02c6a64ca9ae75ac7040f2eebd6cfa2f' 
  AND (
    token = 'sZGiQKa2gfT5CJId2oNfzuZNwMl3LRonZYo2dX/NFxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )