UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cd+wchVQm3ZETCjoPSbhol6omwM+c0scR5T+pevLO7Y=' 
WHERE 
  key_id = '424accdfa715f519d22a51db5dc523e4625a3a2156f7a60c8cc0fb48aa6a21ad' 
  AND (
    token = 'cd+wchVQm3ZETCjoPSbhol6omwM+c0scR5T+pevLO7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )