UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RKDyasptxh3VihAG0uQqZTY7UknWLRhfSdfCnnjjevc=' 
WHERE 
  key_id = 'a8da19d7d83b16a7082debb1ade9db961dd52396c8e7de2f00125b53e5d60c71' 
  AND (
    token = 'RKDyasptxh3VihAG0uQqZTY7UknWLRhfSdfCnnjjevc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )