UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1a8HA50ejAMBFEgcWeidGYRkzBA9L2cdSi5i92CglIE=' 
WHERE 
  key_id = '6457c16a34e8e1c1bbd17ea79778d99da44d0c4e5fedf3eb7d972fcc103b3ef4' 
  AND (
    token = '1a8HA50ejAMBFEgcWeidGYRkzBA9L2cdSi5i92CglIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )