UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gnZYZdKrsyGWL9fj1qPOlkLQ/+msTn1cC3hRaTvXjww=' 
WHERE 
  key_id = '376cf848aa926eb68de3cb56af368fb9ab42415b7d789638ee630a5209e6b50c' 
  AND (
    token = 'gnZYZdKrsyGWL9fj1qPOlkLQ/+msTn1cC3hRaTvXjww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )