UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eidQcnat3cStfIuHH1lyjiYIG9iuZMfyLLtdYMMjzEw=' 
WHERE 
  key_id = '556e7e69856ed0871296166a538711ccc6a303e80a4a01c7ed0ff192407815d2' 
  AND (
    token = 'eidQcnat3cStfIuHH1lyjiYIG9iuZMfyLLtdYMMjzEw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )