UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NxFDh3SgxaEcIXj2Z2bM78q56nTf0RXFFrHPa/zgCEc=' 
WHERE 
  key_id = '938ed0b36d1c14da8a1b1fa57fc755048845f50eb586db92dc97e9dad241df6c' 
  AND (
    token = 'NxFDh3SgxaEcIXj2Z2bM78q56nTf0RXFFrHPa/zgCEc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )