UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v1zA9j6Vd7xGgzAhcsApY9saX1s84KWJ2FcYaT8hfZQ=' 
WHERE 
  key_id = '5151c7c4694d95cd9af6909de10dd369b408b168b94d7c003a561f366ec9c047' 
  AND (
    token = 'v1zA9j6Vd7xGgzAhcsApY9saX1s84KWJ2FcYaT8hfZQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )