UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'meMcrXBW7FrBpER9s0afOLu1T4MAtw8rzoCTmDPaySI=' 
WHERE 
  key_id = 'c4dd6157268234eff212e28faa0d5f54c676194d742e2abcad5294ee285cbe76' 
  AND (
    token = 'meMcrXBW7FrBpER9s0afOLu1T4MAtw8rzoCTmDPaySI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )