UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4xeLJHCVlIgCZJY7XrGkHEWbbhILWFLWcOdOvk44M1s=' 
WHERE 
  key_id = '93c9608fd298954bc87fc5377f7001f10c2c26fb180d152e6afbe7dbb4f1a6e8' 
  AND (
    token = '4xeLJHCVlIgCZJY7XrGkHEWbbhILWFLWcOdOvk44M1s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )