UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uR7yWH5PjgjBmx/QNyvDYPfh8dMmO7WpC2as6K6miWA=' 
WHERE 
  key_id = '9aa252f837ed559326bb6e1870ad508c3837d448fee5e69e5d6dce43b7597fb1' 
  AND (
    token = 'uR7yWH5PjgjBmx/QNyvDYPfh8dMmO7WpC2as6K6miWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )