UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f/k8W41RTVUyBh2IFWFZaw6FhtNeWdenwMaU4yhAdFg=' 
WHERE 
  key_id = 'c58d5586e3371e8a0ad1cd7c3b6a4f00c9071335c78569eb3c100a369ac27041' 
  AND (
    token = 'f/k8W41RTVUyBh2IFWFZaw6FhtNeWdenwMaU4yhAdFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )