UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UCLgatgNEgaIQTFb8cKYBwfLfKUK3RrNMt0jBZkUpJo=' 
WHERE 
  key_id = 'c974bc986c3c559d863797394c304a95d90aa10b564a10c91851b617ba79928a' 
  AND (
    token = 'UCLgatgNEgaIQTFb8cKYBwfLfKUK3RrNMt0jBZkUpJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )