UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '829e/VAKwY6HJwHfmitdf/smc+zddYdD4xT3Ne3Jjl8=' 
WHERE 
  key_id = '3f0f8bb7d0795e34cf613b3109607ebc571822880ce3c1668a19c0c7f7a007ce' 
  AND (
    token = '829e/VAKwY6HJwHfmitdf/smc+zddYdD4xT3Ne3Jjl8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031