UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r597HAGBHcyDNqj4/OPNdaEN1SJpVmHWsSBX4UuoQdk=' 
WHERE 
  key_id = '958429935f10d005d76e0b4b8b2ca13528eb4d2dfa8533a7c43a1f5c59df524c' 
  AND (
    token = 'r597HAGBHcyDNqj4/OPNdaEN1SJpVmHWsSBX4UuoQdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )