UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UijUKEWcr120qLZS1hHnQf8GMNvBn3qrNxnpkHX2hhY=' 
WHERE 
  key_id = '976e7959bf9cf4e6acc76262c05bbc260e9b53291bf37825ffad15e0665ec369' 
  AND (
    token = 'UijUKEWcr120qLZS1hHnQf8GMNvBn3qrNxnpkHX2hhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )