UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ns5nBSEBsBSjdxhMLBTitXkAKVxU30LcXcz3u1jEKaE=' 
WHERE 
  key_id = '8e4cedb1bac9faab4f4e33a26a5be1b15a4fe9f2e019b3ae1c070a03021729f7' 
  AND (
    token = 'ns5nBSEBsBSjdxhMLBTitXkAKVxU30LcXcz3u1jEKaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )