UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7/Oviu3Z5MBkuCDsuOb4+kgrbczdWuFEPCdwbISM7LI=' 
WHERE 
  key_id = 'd981b158bc0412dd294638a7b2612a5856909d94ad365855e79e34e207039aea' 
  AND (
    token = '7/Oviu3Z5MBkuCDsuOb4+kgrbczdWuFEPCdwbISM7LI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )