UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5xZJXmJMUcT6L6n8b13GkKDx2Mxwa90EY4z5bA+VePM=' 
WHERE 
  key_id = '6ee56b69a3ded39624f8ae83344c2350686300f1038985d9709b1de1dfbbc1a6' 
  AND (
    token = '5xZJXmJMUcT6L6n8b13GkKDx2Mxwa90EY4z5bA+VePM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )