UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tEXXnvu2Fk0Ow1ezrSuJ/zxWIm0+fEEuSPr2UiVVdjg=' 
WHERE 
  key_id = 'e39923a8a67ac3dd862ece54823fa39844fdddf6b2a8f637cd764cb6e1e3cf5e' 
  AND (
    token = 'tEXXnvu2Fk0Ow1ezrSuJ/zxWIm0+fEEuSPr2UiVVdjg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )