UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gV8dAi/Me16jvMjbSKWgeV2zmonmvQZPl2BAMAB/Bng=' 
WHERE 
  key_id = '15e7425ba531cd6f753466ff251c099d9928dce4c85b072f78ba3f807365f335' 
  AND (
    token = 'gV8dAi/Me16jvMjbSKWgeV2zmonmvQZPl2BAMAB/Bng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )