UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HDhNNc3JzF+2sRnVThiAGtQY5XImYnIxPwEJCn7XAo8=' 
WHERE 
  key_id = '50ca27c88eea64bad67b3dc3329ef8d19af796862639a50d59df188cb11e0943' 
  AND (
    token = 'HDhNNc3JzF+2sRnVThiAGtQY5XImYnIxPwEJCn7XAo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )