UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VCrKVjVofWKzgDCqe8AuyaD6FZ7YxlPrq1prJP3I7YI=' 
WHERE 
  key_id = '474ebd7f63239657a1797da1286710da9962b0e54b324347ce268c3a69f5548e' 
  AND (
    token = 'VCrKVjVofWKzgDCqe8AuyaD6FZ7YxlPrq1prJP3I7YI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )