UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ej5WDgTACzp+Pj9ezxCPcp3QnDDhTuuJZRpU9mvBPAo=' 
WHERE 
  key_id = '108cef2ec425ac036c03a10a4b7ea010d2e56c918fb747cbb581bf386d09ae78' 
  AND (
    token = 'ej5WDgTACzp+Pj9ezxCPcp3QnDDhTuuJZRpU9mvBPAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )