UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WQevN3TOqhtiPKOgHxd9uu4QqLMDWsHblSjHrXK9oiw=' 
WHERE 
  key_id = 'cbf76cf810d0e458afb491237f75ac976ea1c847e518804ee95436acba98406b' 
  AND (
    token = 'WQevN3TOqhtiPKOgHxd9uu4QqLMDWsHblSjHrXK9oiw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )