UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l1+XN7p6FHo97vPrENcjK6RyYq8Bf14YdctkjYbnc6k=' 
WHERE 
  key_id = '2ca9395c4383375e4f8c383b1bb153a86aaeda0af3887891ed355a71e453a281' 
  AND (
    token = 'l1+XN7p6FHo97vPrENcjK6RyYq8Bf14YdctkjYbnc6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )