UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gjDwaT6irM7Arr9u+ukpdV/AgFGKoljWbpxbXTZk4UM=' 
WHERE 
  key_id = 'e4b8942bb49f9cdd82f23ce380aedfa3099bb3d27bd2dd355b4d08781fac2b2f' 
  AND (
    token = 'gjDwaT6irM7Arr9u+ukpdV/AgFGKoljWbpxbXTZk4UM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )