UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uzAe3qROtfC6C1aOQEjLkx0oGX7O+L7RMWW4J4j8I7I=' 
WHERE 
  key_id = '57f835dc12b761e2e02245d2f812a8a26a7b86de5d76386f4ef25fa8742cb5da' 
  AND (
    token = 'uzAe3qROtfC6C1aOQEjLkx0oGX7O+L7RMWW4J4j8I7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034