UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/1fh5plcxmbKM0/lfUSxCzBSr97bLGWjcGXeyVVEaE=' 
WHERE 
  key_id = 'a5c04fe0b097818f1c73dd8071f170c1d4782de23777411a0a79a3675b377630' 
  AND (
    token = 'n/1fh5plcxmbKM0/lfUSxCzBSr97bLGWjcGXeyVVEaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )