UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W6guIfPrt9b3spwGs0QH+leyMdw+yxxZjWYYM9JfCLg=' 
WHERE 
  key_id = '970ae927742013a860cb3c516511c6574228a600c58731329e93b56e5d672df7' 
  AND (
    token = 'W6guIfPrt9b3spwGs0QH+leyMdw+yxxZjWYYM9JfCLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )