UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K2tnKmtuzBkXaf50ggUH/cHSDhu68eGwNUjJcg5Q3MA=' 
WHERE 
  key_id = '40896ad255959fd1640432d70f8947f0f7525987407f93449c9c3b6b16b7a5f3' 
  AND (
    token = 'K2tnKmtuzBkXaf50ggUH/cHSDhu68eGwNUjJcg5Q3MA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )