UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's4qcUajdffiKMHgnK6rETc+gHVf7hPihbJSNF8157Pw=' 
WHERE 
  key_id = 'a012c791b06f2a36c6c371df0fcf2be2868066cff311e2fde771d623a6ed43df' 
  AND (
    token = 's4qcUajdffiKMHgnK6rETc+gHVf7hPihbJSNF8157Pw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )