UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pPiqpsHbGLAvs11ZV+MLdIl4Xl48uB3le9OVXxAunKw=' 
WHERE 
  key_id = 'b35260e42f6e64cc10564f2f3c8cc62a7f57ca97d16bd0c70e11bcdc1afe9da3' 
  AND (
    token = 'pPiqpsHbGLAvs11ZV+MLdIl4Xl48uB3le9OVXxAunKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )