UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6/cRx4H0EfEGe2BP5b5BxQgazC3CXEmYbaldTOYvoEI=' 
WHERE 
  key_id = '4989115ac3c61a81ed51ea71ee45ade45967ce1bcc394f415718260f7ea738c9' 
  AND (
    token = '6/cRx4H0EfEGe2BP5b5BxQgazC3CXEmYbaldTOYvoEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )