UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KbdpyhOT4ncBSQ6aguaBP6KIwDwTYQvYqxBzNSHCH3E=' 
WHERE 
  key_id = '203c6fee86130304d9eb67b6ed6613bb9a69c741bea44a4d3380a33622058fb6' 
  AND (
    token = 'KbdpyhOT4ncBSQ6aguaBP6KIwDwTYQvYqxBzNSHCH3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )