UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7+67v0jFFcN22bw/lHrwFDZF7k1WtfaBfWP1BwXVliE=' 
WHERE 
  key_id = '49d1679bae2290dae0be033a96bda586bcdde7053f4b33c72e7db47a22d3246f' 
  AND (
    token = '7+67v0jFFcN22bw/lHrwFDZF7k1WtfaBfWP1BwXVliE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )