UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EsvvhplH/HAsAG9fVyl5E97+p5bz/f8OjWCDSbOrfrs=' 
WHERE 
  key_id = '5046d654c514ab1e411a793439beeb900d7eddfdf611b5ee0d2de66a11e33a53' 
  AND (
    token = 'EsvvhplH/HAsAG9fVyl5E97+p5bz/f8OjWCDSbOrfrs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )