UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kDjUiGcyJxo/gdS+NgiQIkfRA2+0VUwa4TbK1zXhnJo=' 
WHERE 
  key_id = 'a20b97f1ed151c4e102797f0e4e940a14651530241f83a8253ddfbe1a9181f03' 
  AND (
    token = 'kDjUiGcyJxo/gdS+NgiQIkfRA2+0VUwa4TbK1zXhnJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )