UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rVOppLHoAQgaEobJtt7KSHNqx5N/8Pi4j39XHMgwxBc=' 
WHERE 
  key_id = 'c63813db8b55756446f7f99e514de09f3c83b32f5b6870d2947366a8d6885064' 
  AND (
    token = 'rVOppLHoAQgaEobJtt7KSHNqx5N/8Pi4j39XHMgwxBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )