UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nd/6T9umcTgeO2DOF0vt2C+tQfafE4h4xfRibUZpnao=' 
WHERE 
  key_id = '2b27a236b4c1bca3a4b38106c65b662bd8856c86aa562bf149cb36b8ccb09824' 
  AND (
    token = 'Nd/6T9umcTgeO2DOF0vt2C+tQfafE4h4xfRibUZpnao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )