UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VT98cqT5ye5P6iJULxRPOoQuNyIkCtFVz9nvYyiqyz0=' 
WHERE 
  key_id = '4c128124c97d42ee7918ad2fc47301c952beb8a730050423d3786b5b70958213' 
  AND (
    token = 'VT98cqT5ye5P6iJULxRPOoQuNyIkCtFVz9nvYyiqyz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )