UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UjHyuyQ6OHhU4C+4eooBVsxTkWvorKFl4rzwLv6JsSo=' 
WHERE 
  key_id = '3ad91d716f17d2706d09fc8ad3777822c4fffc6835d79a90f6bd2a56d06a039b' 
  AND (
    token = 'UjHyuyQ6OHhU4C+4eooBVsxTkWvorKFl4rzwLv6JsSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )