UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rpkRc9p2hLAtHIhiETDwSi7k4T2b36DKMI4DH2GYHvc=' 
WHERE 
  key_id = '84c426ab752d49d6e8bb267bbaa4a1756cefda3370217466609d44843d11433c' 
  AND (
    token = 'rpkRc9p2hLAtHIhiETDwSi7k4T2b36DKMI4DH2GYHvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )