UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4gm+0iT4saZPcPS9oU6I6QCRDOjEq5bdLBsVkSE6fQ8=' 
WHERE 
  key_id = '6d9303189bbb7595893c96e19fe6ae0887bb9c682c2601729f2aba522684936e' 
  AND (
    token = '4gm+0iT4saZPcPS9oU6I6QCRDOjEq5bdLBsVkSE6fQ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )