UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T4si5w+d0MmsPmRVQaDpBBG3471sdmPUg3X8AxKCDnY=' 
WHERE 
  key_id = 'eb8bea6c63e5cf8bb56e97cb0bc0720f8cb3c19054d20547f06c3519007db40f' 
  AND (
    token = 'T4si5w+d0MmsPmRVQaDpBBG3471sdmPUg3X8AxKCDnY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )