UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KEm0v3eACO7Z4dJEMq5uWaaPgZ2+zXnIGt3vDEMuWF8=' 
WHERE 
  key_id = '28f5649cb8f133b5682c6dc1e819944b28c17bc98356efdb8d4b8a30e14003ba' 
  AND (
    token = 'KEm0v3eACO7Z4dJEMq5uWaaPgZ2+zXnIGt3vDEMuWF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )