UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n59/Oej2wyPVKnzmJ/T1QBXT1JYWbQ28MhYIi/JuX8g=' 
WHERE 
  key_id = '3b4840bb099a0492905ff20658a515871e4f025d6564d4743dfc44b594241569' 
  AND (
    token = 'n59/Oej2wyPVKnzmJ/T1QBXT1JYWbQ28MhYIi/JuX8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )