UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LLlDpNSbKNyCDwECDtQw23KPREWDe9xjDgaUXVGxw5A=' 
WHERE 
  key_id = '501bf0c37e46543d5c9bcf6440d310b55d79b1df0cfe29f58c066f263e69976b' 
  AND (
    token = 'LLlDpNSbKNyCDwECDtQw23KPREWDe9xjDgaUXVGxw5A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )