UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HvFvVRLhUuwSzI0tdeIU0hFqW5+IpssFcjVGfzKlYkE=' 
WHERE 
  key_id = '47be9423c4e2e07c5383419841ebe7ddf5121a9663c31966ccae1df981b38493' 
  AND (
    token = 'HvFvVRLhUuwSzI0tdeIU0hFqW5+IpssFcjVGfzKlYkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )