UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fiTXsVmycNKyE0D7JPiAW0f4EFfI7GDouwDeoh35ooE=' 
WHERE 
  key_id = '75824951b9889591bca9f678675c511438ca6b256b030fcded3f418c3b06c740' 
  AND (
    token = 'fiTXsVmycNKyE0D7JPiAW0f4EFfI7GDouwDeoh35ooE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )