UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRy3D2PCcEGK+rGcTRBaSoqlKJjY1NQZGETQRr+AGaU=' 
WHERE 
  key_id = '1cb029d9932fc342433bfba4ef6de46a4fe32df76292da7ff949d16d9c5204ad' 
  AND (
    token = 'MRy3D2PCcEGK+rGcTRBaSoqlKJjY1NQZGETQRr+AGaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )