UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6GP0bQIc3u7QrkRZFNbUadJUIq0BEjYl2bf4V0bhS/Q=' 
WHERE 
  key_id = '9acd9e7e60c4aa274799e3492ff64661f0a3f2bb2462a65d81c15d2394dcd4b4' 
  AND (
    token = '6GP0bQIc3u7QrkRZFNbUadJUIq0BEjYl2bf4V0bhS/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )