UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DkwhCBz5IYDwPff6w1EAvJ/MsDOi/GFizlGRkqPDpsg=' 
WHERE 
  key_id = 'a8d6594880e190ef841426dec9c35060841db66297972d6f4ddfd75ebc011876' 
  AND (
    token = 'DkwhCBz5IYDwPff6w1EAvJ/MsDOi/GFizlGRkqPDpsg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )