UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rr825bDVDiaNeEXRhfPl3xavGcPM8iDhk+/ymWsoigg=' 
WHERE 
  key_id = '6420db12109783dd1a3f349a76f262b18834250dad4f225acc8c0a3226931198' 
  AND (
    token = 'Rr825bDVDiaNeEXRhfPl3xavGcPM8iDhk+/ymWsoigg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )