UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GVoq0Gg8YfhdTyxelXFL/SkdYDvk1k/MNMAInNUxok0=' 
WHERE 
  key_id = '1e27b4bd94eefc8cf1734f84924c324b32c6fed441b7e0f55a5ace36df823dd0' 
  AND (
    token = 'GVoq0Gg8YfhdTyxelXFL/SkdYDvk1k/MNMAInNUxok0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )