UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gUYa7iXv9n6HQniUr1lFFZnn6NVcFJWC9gc1ORmb/F0=' 
WHERE 
  key_id = '815e3f33e286aeb22b6295953d384f220195f787319c5c47463081926d746a16' 
  AND (
    token = 'gUYa7iXv9n6HQniUr1lFFZnn6NVcFJWC9gc1ORmb/F0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )