UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'naKQj1ELsqIo0U5KjKb5gjtHaM77CfGOwsFXR+lHKwM=' 
WHERE 
  key_id = '2c74efc603fa6577ac9f09deed357941a0cf350f03dc8331208fb088c56f2408' 
  AND (
    token = 'naKQj1ELsqIo0U5KjKb5gjtHaM77CfGOwsFXR+lHKwM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )