UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yOw8Exk/Q5d7/JiOSgvEO36Qpe4y2dpRktq7H1SjqVY=' 
WHERE 
  key_id = '2686168e5697162d980ab86532fc77c36f7e251eb37068164d2d0b63ed5338a4' 
  AND (
    token = 'yOw8Exk/Q5d7/JiOSgvEO36Qpe4y2dpRktq7H1SjqVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )