UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uo4WPq+Pxvfalq9X+y4KVFgq7k7mbuxCJTt3qUH5s48=' 
WHERE 
  key_id = 'a6ae07e363a95177ca902801f1e3252486871cd7506638618dacfe090a3c8a49' 
  AND (
    token = 'Uo4WPq+Pxvfalq9X+y4KVFgq7k7mbuxCJTt3qUH5s48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )