UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zu2oTkE8Cz3+ydgIoM9p7pvrwcFka0DDWTcQ+kNBJyk=' 
WHERE 
  key_id = '56c4b73003ea8a0028d15c912dab7bfef88446379ac1b69b720f231766b4dbcb' 
  AND (
    token = 'Zu2oTkE8Cz3+ydgIoM9p7pvrwcFka0DDWTcQ+kNBJyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )