UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8B5OZSm4YQ8VH8/c8JnlotTbrArs74TDN5+/mPQiKw=' 
WHERE 
  key_id = '20f89e09f757e009352a561b246cbfd0ed35e8683a74327a86e4819a85b30be0' 
  AND (
    token = 't8B5OZSm4YQ8VH8/c8JnlotTbrArs74TDN5+/mPQiKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )