UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tYiWD0PjP+kbMiKuxyhktujSYPC0bN0KSxkzwUZkXvQ=' 
WHERE 
  key_id = '93ba8cde5b920553580e600ce57d5586b06428d8ca17b96058384bbd2c4a21ac' 
  AND (
    token = 'tYiWD0PjP+kbMiKuxyhktujSYPC0bN0KSxkzwUZkXvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )