UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'njarupQWmCJAm6juS2qGavLOqVqJvmRbyTeuF4+uFyE=' 
WHERE 
  key_id = '385f42429ba112462418b021599210cb4d54e405e33ecd30f525223ad1e46bce' 
  AND (
    token = 'njarupQWmCJAm6juS2qGavLOqVqJvmRbyTeuF4+uFyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )