UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RDoMuOvDc4QQVHDQPlLjpEfkyHhPnoTYIfBl5a0eCY8=' 
WHERE 
  key_id = '268ee3ba3cd1addc80c1b14d8ed389d40a258b61af4a41fae4df75a7cda54074' 
  AND (
    token = 'RDoMuOvDc4QQVHDQPlLjpEfkyHhPnoTYIfBl5a0eCY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )