UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zyt2G+M9GQSFPvoNOV6mUVYA2sxYgVwiDoX4eK+K57A=' 
WHERE 
  key_id = 'eef9a0339d54a64d27f68754c052d461a1c34a716cc0805ed60107655c82729e' 
  AND (
    token = 'Zyt2G+M9GQSFPvoNOV6mUVYA2sxYgVwiDoX4eK+K57A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )