UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Yp9fB3FxTZi6xPTtbDH+JpoCvEysiyGpD41kPr6BTw=' 
WHERE 
  key_id = '6490fb77f4f81ce16064a1ffad0e257726210009d34378c251141da91b4572e1' 
  AND (
    token = '/Yp9fB3FxTZi6xPTtbDH+JpoCvEysiyGpD41kPr6BTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )