UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gZpStvgwAxERiYZgXlx6eBL9IH5+cSLhf3P8C+KUQwg=' 
WHERE 
  key_id = '49930eeb31a2e0952652278b2511e7e306ea60e6c73d8a281567c65eebe87d5f' 
  AND (
    token = 'gZpStvgwAxERiYZgXlx6eBL9IH5+cSLhf3P8C+KUQwg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )