UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6QdFOg6KgZUtCMcXCBWeIlDU+FNHTysQD81z+gcrCMI=' 
WHERE 
  key_id = '2911b2374aa3bee0e7a2c42f0b9a5d5f27746443cee8439b181d0505a6701df3' 
  AND (
    token = '6QdFOg6KgZUtCMcXCBWeIlDU+FNHTysQD81z+gcrCMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )