UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aIAlWUzqG6EUPoC+gkiBR5Jyokm9h5zVlzEqr2eP+vc=' 
WHERE 
  key_id = 'a09af5ae6600f75e8f468a54de7214f9f5322106ff5de1e10c7c385112b49208' 
  AND (
    token = 'aIAlWUzqG6EUPoC+gkiBR5Jyokm9h5zVlzEqr2eP+vc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034