UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BG8+4IcrHAkBvHo/pIx4aPHbv4ecb77TfVDu8S8ImoI=' 
WHERE 
  key_id = '45496710a2027f830f22ff45084650a708c523c52c09a21079d0ee2bbe631db3' 
  AND (
    token = 'BG8+4IcrHAkBvHo/pIx4aPHbv4ecb77TfVDu8S8ImoI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )