UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iIE8t3sgJk2MGB9YwhRXRcVSWDSaCvg67iZiSomUCwc=' 
WHERE 
  key_id = 'a65d91a2f1cbfc6f6d132693dd84abddcb9582787396c8bb456620e7ca7df826' 
  AND (
    token = 'iIE8t3sgJk2MGB9YwhRXRcVSWDSaCvg67iZiSomUCwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )