UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ay0zaIXzk1AqtlDw+dzi/pEMfEU/ewfq1cEwGRO3aq4=' 
WHERE 
  key_id = '845df4aacc8e172b01b19f97ce350c029bec85f2eaa384c56d6c8f9487577b7a' 
  AND (
    token = 'Ay0zaIXzk1AqtlDw+dzi/pEMfEU/ewfq1cEwGRO3aq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )