UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rUt+UsOWWNbKlX45+I2klVVh1QbMX3vBMtjE2ihSk6Q=' 
WHERE 
  key_id = '21712813854e7eaed204e936c2ea35c12e211d1cac4541ad71bad2696dec779f' 
  AND (
    token = 'rUt+UsOWWNbKlX45+I2klVVh1QbMX3vBMtjE2ihSk6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )