UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y0aRIkN4KvEh1pa9SbgtISmLU5l+Wtn+mfS6hozx1gU=' 
WHERE 
  key_id = '7c99b7a98cd6e0b32d4ec602506e5cca3de2183141c85c12dd6f517b3c5d248c' 
  AND (
    token = 'y0aRIkN4KvEh1pa9SbgtISmLU5l+Wtn+mfS6hozx1gU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )