UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q5uExDiFdU9KgQ/pc01A4V3J8bqXX8cysRht1KOE2vw=' 
WHERE 
  key_id = '9e944b409cd3765b3f5d79b7247fa3dc922b83f2e6b9bcd67de7f1bccee0290e' 
  AND (
    token = 'q5uExDiFdU9KgQ/pc01A4V3J8bqXX8cysRht1KOE2vw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )