UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Zbg51XkEKcyCvj5G382B+gd2ZMqsO9TqzvyjRWHWN4=' 
WHERE 
  key_id = '993e7684699678d93473f30475d95f71dabaa745941e7144f5ab21e6fed2b133' 
  AND (
    token = '+Zbg51XkEKcyCvj5G382B+gd2ZMqsO9TqzvyjRWHWN4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )