UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qBfKvXMAktpclnS3D0KyWea8GFKPzzWsMSXWKF2KxzA=' 
WHERE 
  key_id = '8aaf2137cc090889b928ecef8447c5919f8587f1b530881e3be1cb5e039dd693' 
  AND (
    token = 'qBfKvXMAktpclnS3D0KyWea8GFKPzzWsMSXWKF2KxzA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )