UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YBkG9Ez+MmUTlwBpveavY6HwW8SeZYc3FLi4jlNSNYw=' 
WHERE 
  key_id = 'ab29f2f703b346750a0b2a21a05bedb4f30981c0f42e09b97975e2682aa63cc0' 
  AND (
    token = 'YBkG9Ez+MmUTlwBpveavY6HwW8SeZYc3FLi4jlNSNYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )