UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2zq4WGfps7fdshahT2oGyKZDuXuNq7NjlJ6z94VlPWg=' 
WHERE 
  key_id = 'af2d59f311761dc2fd399cf59416d13c3952472c5f01e13091f4601f844f7ce3' 
  AND (
    token = '2zq4WGfps7fdshahT2oGyKZDuXuNq7NjlJ6z94VlPWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )