UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w7TaZhzNdPHji7ySf13icsLtMu5G6OePzPD9JTVtaRE=' 
WHERE 
  key_id = '9a3988a487d43a1a60916a9db8cd7e57ec859f72f65735d8af9d5bb124ee1517' 
  AND (
    token = 'w7TaZhzNdPHji7ySf13icsLtMu5G6OePzPD9JTVtaRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025