UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PJSPbiuGH82jTSxx0egnZzpC9tcHmtRFUix1b/xgVA4=' 
WHERE 
  key_id = 'a50ea77ccb888099e7646651313eb932a5f062f4cfcbe627ee1967364d52de00' 
  AND (
    token = 'PJSPbiuGH82jTSxx0egnZzpC9tcHmtRFUix1b/xgVA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )