UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HChxAY2j5OD5bYlhEPKqBEajhkeujyoSuKznQwLcXAY=' 
WHERE 
  key_id = '021a410320ace3c02324a34c5c936301be4948b5dbae542d25165597b9aaaf95' 
  AND (
    token = 'HChxAY2j5OD5bYlhEPKqBEajhkeujyoSuKznQwLcXAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )