UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kQ7bYAwhLlfHUi8c5XwURLgcGm+HePJ67/lXNZZ+514=' 
WHERE 
  key_id = '93f4acbab6d7b930a02113344fdb505225fb8d35f42cd8c0069bf8ac56f1162c' 
  AND (
    token = 'kQ7bYAwhLlfHUi8c5XwURLgcGm+HePJ67/lXNZZ+514=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )