UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8f4IHkBIXeMzEPzZ7qIdQAvsm15mFdSJVLLCaGNhftI=' 
WHERE 
  key_id = 'a50a9251c91e5c051547269165197fd18936e3e370dbbd3ad527d9e5a2489c1a' 
  AND (
    token = '8f4IHkBIXeMzEPzZ7qIdQAvsm15mFdSJVLLCaGNhftI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )