UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BMxx9TRaj5t+VWQmhA4CWbVBE6cd+9rWSs5OpRceEqo=' 
WHERE 
  key_id = '88cd12808de3ab567fe1f8518676fdd9e410d51ab650057112926171e25eecfc' 
  AND (
    token = 'BMxx9TRaj5t+VWQmhA4CWbVBE6cd+9rWSs5OpRceEqo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )