UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ug/nEfd50+9L7eMLnpbh+t47SGrTn63bsYZofrZzj9k=' 
WHERE 
  key_id = '781896fc7c2644bae96aa9571ef2cc8ee5ef85c9cf8eef6d43979986577a1f93' 
  AND (
    token = 'ug/nEfd50+9L7eMLnpbh+t47SGrTn63bsYZofrZzj9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )