UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AE8XJyGtccVfi9FQ94sUKgLsMtIL2dWdyuAyoL28KOY=' 
WHERE 
  key_id = 'ae952d13446bbf128600b5b3dc0d90cd0e05c081438a7eee37d9fe929c05e45c' 
  AND (
    token = 'AE8XJyGtccVfi9FQ94sUKgLsMtIL2dWdyuAyoL28KOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )