UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b2cJ3zTBphsyPYaFCMtJmLh/VB/1x7AmYn+GgBqvo3E=' 
WHERE 
  key_id = '3cf7e6c51f7cea50c3822df68a8270a58fa6c9f4ff4a1d70d6f1a68b2b42834f' 
  AND (
    token = 'b2cJ3zTBphsyPYaFCMtJmLh/VB/1x7AmYn+GgBqvo3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )