UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QxVAUUQhDYhHwhekX3/+w1vBGJUJHslnupTAYNIgYNw=' 
WHERE 
  key_id = '78a2de026e9dd637318381460e4d7fee90a29cc9b814a69a39fd0e2a399776f3' 
  AND (
    token = 'QxVAUUQhDYhHwhekX3/+w1vBGJUJHslnupTAYNIgYNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )