UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MYWVIELyFinWW2YCtHujZuAqpPh+Hmk4cwmUvlaeb/w=' 
WHERE 
  key_id = '738aa48cd7b6c8e09169d65b53a93cd5b9fd1e4d28e3fa88a6959ea14a7e527c' 
  AND (
    token = 'MYWVIELyFinWW2YCtHujZuAqpPh+Hmk4cwmUvlaeb/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )