UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DQ/Gbw4ZoXEbp2UvO7ZyEHcFbAghSA+CXUq0qRV1dHM=' 
WHERE 
  key_id = '39a4d512dec06f16ddcfeae7a835de0bf0bf21d92b679156032e7fee82526068' 
  AND (
    token = 'DQ/Gbw4ZoXEbp2UvO7ZyEHcFbAghSA+CXUq0qRV1dHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )