UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k43v7WyPdJhJOH7NVFwvK7tVx5b8tnIE8Hdi0DlajlY=' 
WHERE 
  key_id = 'c503b61b750143d63ead95986abbe593f905a47a391ac9b3129d389b7e7006f6' 
  AND (
    token = 'k43v7WyPdJhJOH7NVFwvK7tVx5b8tnIE8Hdi0DlajlY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )