UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DLs0qsSOEZesW69sjGURPtRVOcVp8zQzlwWl6nU9U1g=' 
WHERE 
  key_id = 'd537b6f0bf1cdf8bc07534f797d62a937adcffe548ae2a1fd6c6880d828570f6' 
  AND (
    token = 'DLs0qsSOEZesW69sjGURPtRVOcVp8zQzlwWl6nU9U1g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )