UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PnKPMy9GFmy90+xoGvEZ7kLb7s7DVJXUZP6nAre3vBo=' 
WHERE 
  key_id = 'f91c12b49f6a3c8497fd517a1946be3911d83642b6ba94eb334c40f168ae6ae0' 
  AND (
    token = 'PnKPMy9GFmy90+xoGvEZ7kLb7s7DVJXUZP6nAre3vBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )