UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z6gYXPmzBRuZuJlBFkMcINEW2VSfT2/t3tdPILAtngI=' 
WHERE 
  key_id = '76eb4fd03ddd2fa83feb31ae16c5dd012651ab01e0ab35960afc6a529604a867' 
  AND (
    token = 'Z6gYXPmzBRuZuJlBFkMcINEW2VSfT2/t3tdPILAtngI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )