UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'swzq0vW7NPUBEi370Rfn2snp9BPepdVRcTBmjD74O28=' 
WHERE 
  key_id = '399824f5db85fc1d13401d4c901e69e6a5eb0c5e67f925785958d29af8d9db6b' 
  AND (
    token = 'swzq0vW7NPUBEi370Rfn2snp9BPepdVRcTBmjD74O28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )