UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bra8dt4ZsgJuUfteyDODpBBw0KrQEb1X2BtoH3iCCMo=' 
WHERE 
  key_id = '41b7874e69e069a7715d1d899162e377d6f04f49a476ba05d87bc1b04cf25791' 
  AND (
    token = 'Bra8dt4ZsgJuUfteyDODpBBw0KrQEb1X2BtoH3iCCMo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )