UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V+GWSpFhcEZY4809AqSY8U8bgtDpVNCRgMgD9LZYTis=' 
WHERE 
  key_id = '492f006b6c2e9cb7481b5ac70dd2599f2fbe0d44085ac69525b6d17ea576f85c' 
  AND (
    token = 'V+GWSpFhcEZY4809AqSY8U8bgtDpVNCRgMgD9LZYTis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )