UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3xtR4GFP6Ggei+XuYn/h9i2A5zU7SgGE8KcIFVunv8=' 
WHERE 
  key_id = 'afc7540ab87fd6ac7d84185c5a81a9fe355567ef864b30391e976afa883d0935' 
  AND (
    token = 'U3xtR4GFP6Ggei+XuYn/h9i2A5zU7SgGE8KcIFVunv8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )