UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w4mGUavVCluFX73wn8yj4smcOa/nBJmVStfBq+unZPk=' 
WHERE 
  key_id = '9c5834c509216a48ec9dd21cd44693bb4d10df8abcf8593b01715b83f65a46c5' 
  AND (
    token = 'w4mGUavVCluFX73wn8yj4smcOa/nBJmVStfBq+unZPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )