UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h+RWVMTTiFI3cUCasq4x3ISypCya8nCLylSr6Qh2xcg=' 
WHERE 
  key_id = '921f9f1930d19cfccb1c035ffdf45f9e6448e8851753209ce6d06eaa89f9a3c8' 
  AND (
    token = 'h+RWVMTTiFI3cUCasq4x3ISypCya8nCLylSr6Qh2xcg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )