UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'smCTQTwbNPD6jXRde18ERwixYsRRlIgSPgP8ISqmBDc=' 
WHERE 
  key_id = '98035909bcb4c49e3a107a14430607712045fdeb3022ca60663e453e03f68998' 
  AND (
    token = 'smCTQTwbNPD6jXRde18ERwixYsRRlIgSPgP8ISqmBDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )