UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cXdGbzayJ646XWkXBeSkW4kXL7iVQ1udvAVgQ6BrYAw=' 
WHERE 
  key_id = '6f9384e39bc82ce371e218e2535308566ed3d0c5cf68b96272b2da3cc9dea669' 
  AND (
    token = 'cXdGbzayJ646XWkXBeSkW4kXL7iVQ1udvAVgQ6BrYAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )