UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/TmdcGzf4D9UHfq9Zw+b3jtpyZANCZ0lddm5i26N2Dw=' 
WHERE 
  key_id = '91175cf5283f797c94312081f279c333716296fa52b3ed0741b7e888b115665e' 
  AND (
    token = '/TmdcGzf4D9UHfq9Zw+b3jtpyZANCZ0lddm5i26N2Dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )