UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'imki3k5+q6zzyCt06qRBdMNwnGfAQxC/it7kut6Ca0A=' 
WHERE 
  key_id = '7ab0d620bbe7de79a98dedd62b1ca6b0a14166692d487a7c109bca427b558c49' 
  AND (
    token = 'imki3k5+q6zzyCt06qRBdMNwnGfAQxC/it7kut6Ca0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )