UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mqdiNHkGPKYOSOMl7d86VWJOmrsFJMH51P3qxKnaTbw=' 
WHERE 
  key_id = 'c7421dea31feddf7c2593bc8cb98932da74b29e6fbde08d88671df3c8ab32fc4' 
  AND (
    token = 'mqdiNHkGPKYOSOMl7d86VWJOmrsFJMH51P3qxKnaTbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )