UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZnD4AcFzGyKHxw2eLobCYcJG4FXmwz5G72DbdMN1/pU=' 
WHERE 
  key_id = '18e3ec5d0521c005564b2f53b30dd8c4f2535d012a64bdb539e144abe975eea7' 
  AND (
    token = 'ZnD4AcFzGyKHxw2eLobCYcJG4FXmwz5G72DbdMN1/pU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )