UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '83Gea6T2FGnZL6KM/YnoyqJtPb32ou2Gde2qpEnAUkY=' 
WHERE 
  key_id = '21ed364829265347315eae4e056adb5eb2b2079e8d3da31277e19c094d52c7ca' 
  AND (
    token = '83Gea6T2FGnZL6KM/YnoyqJtPb32ou2Gde2qpEnAUkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )