UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SVk5iLZIEFU+ijI86qC3gqW3tp5H0iST/cJSu/IhHpQ=' 
WHERE 
  key_id = '688735904c0a34176d55097a14bbf03d737a317ae4de5086b9e80520c9ccaeff' 
  AND (
    token = 'SVk5iLZIEFU+ijI86qC3gqW3tp5H0iST/cJSu/IhHpQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )