UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R4bfNQBRm5r84/4VRMvZasfKepg8maeFMSz9nqnkU9o=' 
WHERE 
  key_id = 'ad6bb1515368402baaea62448b78dbe38a79ec87a167265be7c9e3152100b0da' 
  AND (
    token = 'R4bfNQBRm5r84/4VRMvZasfKepg8maeFMSz9nqnkU9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )