UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ObebQt0Zk6XdI7sk04sxOkgRERZUSmmsddI/vsXc/ug=' 
WHERE 
  key_id = '8b2bf526f34486f5f782f0cbe62ce5393b223cfdd9ee321f78cea791d05eb77f' 
  AND (
    token = 'ObebQt0Zk6XdI7sk04sxOkgRERZUSmmsddI/vsXc/ug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )