UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't3QCDmsGTUy+aZmXSO6DJ4JzTxNHhaX8yiXKBXE08CE=' 
WHERE 
  key_id = '4b950752adb77b8c0d72cdf16ed03fc2c875e2f9ac9fb72617573bc01d9e9d6b' 
  AND (
    token = 't3QCDmsGTUy+aZmXSO6DJ4JzTxNHhaX8yiXKBXE08CE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )