UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VSNlhyrzvoYakei3bYD9gsXvNZ+wJrZlJrZf/zbIeeo=' 
WHERE 
  key_id = '264fe731733adddaf475aa31df0aad827a081ef74035621027f8975d5b0a9667' 
  AND (
    token = 'VSNlhyrzvoYakei3bYD9gsXvNZ+wJrZlJrZf/zbIeeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )