UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VeMfCCeAT4NCmVWnLzBYfcG8Hm+EsTRYUt71wznleuY=' 
WHERE 
  key_id = '38e443b4d75b27106da8f4084d14c0b660cd99e3c3b42f80e33488da0d4284d7' 
  AND (
    token = 'VeMfCCeAT4NCmVWnLzBYfcG8Hm+EsTRYUt71wznleuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )