UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7WxFYcmjhY+JEXurIZvgOjRh5KQ2+F7QvlnJUVz+RkQ=' 
WHERE 
  key_id = 'a144bfecd72ed6bd742f1d23b5b6b84fb0f1797346bd1a46b546610970361bf9' 
  AND (
    token = '7WxFYcmjhY+JEXurIZvgOjRh5KQ2+F7QvlnJUVz+RkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027