UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OMzE/OCVX50x1h1ZkyK0dkhbJFkfRgl+l5M1JCmaGgo=' 
WHERE 
  key_id = '8940ee0bb89466229683803a5dc028a3a50711deaa06beef99cc852410fb7fd8' 
  AND (
    token = 'OMzE/OCVX50x1h1ZkyK0dkhbJFkfRgl+l5M1JCmaGgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )