UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's5dyJVfSeyFax6bfrsJGZVCGLOUS44ctpvFKV5G9Qq0=' 
WHERE 
  key_id = '79d8969dc376db6b3fde1326719de4d2c630611def69c43d53e31b1ad4cc427c' 
  AND (
    token = 's5dyJVfSeyFax6bfrsJGZVCGLOUS44ctpvFKV5G9Qq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )