UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bu7oBwTToWJ2uTukwJSFWP7k1Qn+r2KRj8mHLInEblY=' 
WHERE 
  key_id = '84e0397d70077d3512727efea5ef3e5163878f5b71033517e3be68c3ffc82d16' 
  AND (
    token = 'Bu7oBwTToWJ2uTukwJSFWP7k1Qn+r2KRj8mHLInEblY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )