UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WGUNwUkhtpC7zLPAMfpHBG/KFzY8tWIN61v6B7Hlg5k=' 
WHERE 
  key_id = 'caa562417c242816e553627b0ad7f1eaab9b438d1100f891fdc76d1e1d873f84' 
  AND (
    token = 'WGUNwUkhtpC7zLPAMfpHBG/KFzY8tWIN61v6B7Hlg5k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )