UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OEL3CP6zFSEVA/XGFadwOSaBK0sCWOtKN1OfKv/myEk=' 
WHERE 
  key_id = '34936ec7e78914995c05976d154aad1e049691598b5f84829199b83ed06fa5de' 
  AND (
    token = 'OEL3CP6zFSEVA/XGFadwOSaBK0sCWOtKN1OfKv/myEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )