UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QYxMT9QPvhwmkj9qOGqTxzejPzT5spvAezTJ4ML2ZNw=' 
WHERE 
  key_id = '2797425f743563cb76a5695270d9f1e4ee8398086547f1d4c32072e9fb14a10f' 
  AND (
    token = 'QYxMT9QPvhwmkj9qOGqTxzejPzT5spvAezTJ4ML2ZNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )