UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CA5E7rUhenkDYza9IVZ6wLg+Dt1kEKcT7C0GvIqtmaI=' 
WHERE 
  key_id = '6a2d637d552307e7b7e43b6423e063da52ae04aa9054c8c07c83903d698d7945' 
  AND (
    token = 'CA5E7rUhenkDYza9IVZ6wLg+Dt1kEKcT7C0GvIqtmaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )