UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5n8AaWNzdiLIf6z8oQcPYIm8fiKi1VWPHkKgnN+1pmw=' 
WHERE 
  key_id = '8839e9c6053f942841431464d73bd58029a54eed09f7aceed51cc4a297b80705' 
  AND (
    token = '5n8AaWNzdiLIf6z8oQcPYIm8fiKi1VWPHkKgnN+1pmw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )