UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6fRYDqHul6qNfyQoXCmmzr+kxlB819rWNwGUD1iHq8=' 
WHERE 
  key_id = 'b255659ef306a0642b2333c4525e4f70eb5ea84ec8d8bfce6f6ddf7cd96fcf75' 
  AND (
    token = 'Q6fRYDqHul6qNfyQoXCmmzr+kxlB819rWNwGUD1iHq8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )