UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vUFEQuf/49ilw5BKrhJPfHXFqU5FkSHwTpEtqiULPOg=' 
WHERE 
  key_id = '518838a5eb4d0cb6eb784fd3bf4dda69fdb10302aad38b5b32ff65c1e5c00e2b' 
  AND (
    token = 'vUFEQuf/49ilw5BKrhJPfHXFqU5FkSHwTpEtqiULPOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )