UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6a0Q8q6XnSIU3lGlOFrA5kWSR42qHZqiC5eSpedLSz0=' 
WHERE 
  key_id = '21deeb18ae92be933fbe0854cb5b3e73bcd1794b9a077bf4d6939ab36a09e6e3' 
  AND (
    token = '6a0Q8q6XnSIU3lGlOFrA5kWSR42qHZqiC5eSpedLSz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )