UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PRhztkVOl2D4eg24n0kG6b/MvQcj9PCgLMUJKOIgeOY=' 
WHERE 
  key_id = 'b98e72a2beb517fff290c40d5a8f9b7726b4b9119f4f5f8d4dbbf1519fbe901b' 
  AND (
    token = 'PRhztkVOl2D4eg24n0kG6b/MvQcj9PCgLMUJKOIgeOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )