UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5mt7lxTq5AdEi7u1N0NJq3bFFIvcOyW+s8eUrdRvxck=' 
WHERE 
  key_id = '4d40b2f1e255d47ad4a69705f286802aa458e8a847a79cc6554cd5a3dae71a5b' 
  AND (
    token = '5mt7lxTq5AdEi7u1N0NJq3bFFIvcOyW+s8eUrdRvxck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )