UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pnz8+5T8gTfxje/2nBq45bAEtMqJ7LRy9r6+v0n+SyQ=' 
WHERE 
  key_id = '93618df0c763e808192f4933ed2deb1635f8000611e9dd9266c5ea430494fbdd' 
  AND (
    token = 'pnz8+5T8gTfxje/2nBq45bAEtMqJ7LRy9r6+v0n+SyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )