UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xyeAkK5lO987whvQUnCy1kkEtczYDbwsJUMfg+zSjfA=' 
WHERE 
  key_id = '2c9dd193172f852dc7884d3aed9b3c7e6ec8ac0858bffd7543191ef665f9f52f' 
  AND (
    token = 'xyeAkK5lO987whvQUnCy1kkEtczYDbwsJUMfg+zSjfA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )