UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mCcaM0OI8AMpN7P2GlI/xuvshsYyTgFXWxA8o7mpRoM=' 
WHERE 
  key_id = '360ddcf9120d878c160c1cf6ee4a36e933a48fede3b0f0f1424e02650d349a9e' 
  AND (
    token = 'mCcaM0OI8AMpN7P2GlI/xuvshsYyTgFXWxA8o7mpRoM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033