UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4o2Dq2ndGlj3Z1EAjdpN0qV0ZRcy9v/gGa1YbUT89w=' 
WHERE 
  key_id = '79839706473fe8aa8d819d902c2a210f251502fd1b1411d97d4a302a48c1f30b' 
  AND (
    token = 'u4o2Dq2ndGlj3Z1EAjdpN0qV0ZRcy9v/gGa1YbUT89w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )