UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4PccQzfXkc3trIoGCdCfrETs6K6W6aQJhk9/7SVxg+Q=' 
WHERE 
  key_id = '6293f098734bb57fa67eeb5b0ca51f8c5b53669882e77327445fb450490e6e23' 
  AND (
    token = '4PccQzfXkc3trIoGCdCfrETs6K6W6aQJhk9/7SVxg+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )