UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRdSq0QL3kex18l3xJX7tvfYffzhAx5i23/1fInCu/0=' 
WHERE 
  key_id = 'eab3cf5e070fb93a28e1907053d107c76b6bf989bb095b39304d73a1faa44571' 
  AND (
    token = 'KRdSq0QL3kex18l3xJX7tvfYffzhAx5i23/1fInCu/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )