UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vbG9d5C1KLaO4sk3D44t+yWbvgXf93eOsGKqB+454gs=' 
WHERE 
  key_id = '9cb1c2b52984d535440d4f7d43b4aa38d7156b68109c834c760c137d2f849874' 
  AND (
    token = 'vbG9d5C1KLaO4sk3D44t+yWbvgXf93eOsGKqB+454gs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )