UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4/E0TxBvoeBn+TvrR7JEEfiUFyJPGV+VSChzUBFd+Ng=' 
WHERE 
  key_id = '6c38d73af6bf4bfff98a5222d1217d13fccdabecf1983daa3f724e52ff73116a' 
  AND (
    token = '4/E0TxBvoeBn+TvrR7JEEfiUFyJPGV+VSChzUBFd+Ng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )