UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z79a5tSG+OX24TmQY0TtirWKQtuHq7BKdXH+ydfR/UY=' 
WHERE 
  key_id = '5267f4c6a082edf8fa33e8513abca87e7045636ef9f2fc9596c4dbe6f2f2ef0b' 
  AND (
    token = 'Z79a5tSG+OX24TmQY0TtirWKQtuHq7BKdXH+ydfR/UY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )