UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MbYVvkM9/iemZd/sZ4+TnI4D2E9E2yJj4chbJjpWIU=' 
WHERE 
  key_id = '398ca76fd9373ebd827170b121c8e3b912dba7cc638940cf6ab3ab28102b64e3' 
  AND (
    token = '6MbYVvkM9/iemZd/sZ4+TnI4D2E9E2yJj4chbJjpWIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )