UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KT0wmhWGFUIBV9gPaDuFZL6huBHvhJ9sPuKiAwxgKNY=' 
WHERE 
  key_id = '94779f47c544ee1114b7a09515bfb99026de6487eee43ce0e3938ff58aa8f4f8' 
  AND (
    token = 'KT0wmhWGFUIBV9gPaDuFZL6huBHvhJ9sPuKiAwxgKNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )