UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uKNfI3Wn6F/QcSyRR9EZ1DV8ARdQ+Oxvq8SGMrMXcyI=' 
WHERE 
  key_id = 'b3246a15fabb7fa761b0f7af05cef6e3f498d4f8e56284f0c078f7ae6ca403b4' 
  AND (
    token = 'uKNfI3Wn6F/QcSyRR9EZ1DV8ARdQ+Oxvq8SGMrMXcyI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )