UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M+fBoW+W4fzoeC92vzURc+z9QLAKOS55TMvMDjqDPCQ=' 
WHERE 
  key_id = '99420e27106f9cc35f63badafe3686f0715546205566cb304ed8aecd725d16d9' 
  AND (
    token = 'M+fBoW+W4fzoeC92vzURc+z9QLAKOS55TMvMDjqDPCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )