UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHrkVIq59hVm92Fkr2SoPR7slU5VeOB9k2WXewVtXuw=' 
WHERE 
  key_id = '3c12d2390282cca8f21d42c596ed6123bf026443b6b482192d6c7d017fdd1050' 
  AND (
    token = 'KHrkVIq59hVm92Fkr2SoPR7slU5VeOB9k2WXewVtXuw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )