UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cN2BYKr41PylZQb3f+4naq8oDqoEUf7O4WqvMRu31dw=' 
WHERE 
  key_id = '9d44d7bcb25af3eb6c5a487a87cb909b033f6520f334a226437606e89c4fbac9' 
  AND (
    token = 'cN2BYKr41PylZQb3f+4naq8oDqoEUf7O4WqvMRu31dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )