UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/muG78TKp41LuhNopn22uW+QH12BDBwBf/7RIb9VBFY=' 
WHERE 
  key_id = '311d18b914b9f0e6851521c8fdc3fbf2c51ec6e84b245a2e6ff24b4abaed6b2d' 
  AND (
    token = '/muG78TKp41LuhNopn22uW+QH12BDBwBf/7RIb9VBFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )