UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9BVMY/IhHn/pR35gvIQI5CNCK5z54O8Vh0LTlDBXBlg=' 
WHERE 
  key_id = '4b68c953a8db240b36597b30cf098ffe015621d940e1fa861fe0f96037b66ace' 
  AND (
    token = '9BVMY/IhHn/pR35gvIQI5CNCK5z54O8Vh0LTlDBXBlg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )