UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G91aCEP8/qHPyWCbscinnCRQC93JeI+LUIMl3YVfEYY=' 
WHERE 
  key_id = '28bffbee323e6444f4f66e3fc8401e781127d9ad0fbd238e107eb83f1ffa6867' 
  AND (
    token = 'G91aCEP8/qHPyWCbscinnCRQC93JeI+LUIMl3YVfEYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )