UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6w+WrRTPeauwV8qr+ljuSd0+qSxwPQzmtNTjrB1JZzA=' 
WHERE 
  key_id = '947eb2b8dda88dabe18336a5b3ce164499f51f39608a0f558192195974a3b50f' 
  AND (
    token = '6w+WrRTPeauwV8qr+ljuSd0+qSxwPQzmtNTjrB1JZzA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )