UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+uffq5pnOTtUjvlAgMM3W2V+Pxe8YUB8hkPmEgEs+mQ=' 
WHERE 
  key_id = '50fa347aa3194a73dfe6ffe4bfe9a1b003364cc4997264c663280aea18fa45d5' 
  AND (
    token = '+uffq5pnOTtUjvlAgMM3W2V+Pxe8YUB8hkPmEgEs+mQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )