UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uPG15A0xNaw3SAsI6WTpTM70UNK0awKY4gb0VYESp20=' 
WHERE 
  key_id = '18754fa137632e110e0ec504ca6ade8c30c1cec34699e7fe1e8d400dfe063bd6' 
  AND (
    token = 'uPG15A0xNaw3SAsI6WTpTM70UNK0awKY4gb0VYESp20=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )