UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6g9cuvNVfBc6zJYQXRH07Ba4M62cwN1cCCL3883Vb5E=' 
WHERE 
  key_id = '8622807698534f4dd6a9105249611d76853634cf8bb45e97486243690a7b6d5b' 
  AND (
    token = '6g9cuvNVfBc6zJYQXRH07Ba4M62cwN1cCCL3883Vb5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )