UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4L6ObUCrXQW62AwEcebNRURXIKS2WFy3cRjwIb2H/Ho=' 
WHERE 
  key_id = '8264a6d091e939ff0b258a5a5e6c9577d0a254195c02c4253d8f983f4650a6e5' 
  AND (
    token = '4L6ObUCrXQW62AwEcebNRURXIKS2WFy3cRjwIb2H/Ho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )