UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L8FhMg1gBGFLy5akWzITR63QM2PI5OLp28RkY8vPDDo=' 
WHERE 
  key_id = '4dee34265149eb450b5f85ddf861d4fa8614211af1ee17d14d9dd2202c49e9c7' 
  AND (
    token = 'L8FhMg1gBGFLy5akWzITR63QM2PI5OLp28RkY8vPDDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )