UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1ooadfgKAIC8Zyx3ln2sETEzIboX/hJendsTNxqlJPE=' 
WHERE 
  key_id = '39a70829e5e8355db87944a865f03f8362b2f467a69e87603fefb8d720a38bb3' 
  AND (
    token = '1ooadfgKAIC8Zyx3ln2sETEzIboX/hJendsTNxqlJPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046