UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aUipWGvBV1Rx2oYkaIYjxY9g5DxcnEPetS/EpVtWAsQ=' 
WHERE 
  key_id = '50b6e1ccdf96c84eabbd83333403b82f53a11411d095516a6555b1918f9ba997' 
  AND (
    token = 'aUipWGvBV1Rx2oYkaIYjxY9g5DxcnEPetS/EpVtWAsQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )