UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UqOZMJfS5JVmSV4VfWLIDNK56CWCukLvq3t1l8/SXdc=' 
WHERE 
  key_id = '921536947933b71aa1338197b5a6889f6001b06bef2e1e552a9f2d7447bc43b7' 
  AND (
    token = 'UqOZMJfS5JVmSV4VfWLIDNK56CWCukLvq3t1l8/SXdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )