UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VS7nA8MSfgupBi2e6QVXlSw8cjXDV1PoV5HFNCBIhyo=' 
WHERE 
  key_id = '12f156799a24ac9a2afb5a9946fb5a4350bf788133d67739de38d1f5d2d83951' 
  AND (
    token = 'VS7nA8MSfgupBi2e6QVXlSw8cjXDV1PoV5HFNCBIhyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )