UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kssechj7IO9JOw6bPeYWAIYZQifQFXCEJ3/3Ck4w8mw=' 
WHERE 
  key_id = '462a73f68a276d280b519e74bddc462caa4de9d693819330a15f6d66664b1abb' 
  AND (
    token = 'Kssechj7IO9JOw6bPeYWAIYZQifQFXCEJ3/3Ck4w8mw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )