UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Nixx7N2T1xgrx8PluSEj9cgOXeRuraXbi1TFOa05gw=' 
WHERE 
  key_id = '4619917dad0a1536662dbf9ed931c1c475d9366290bc19899d03c6935659f40f' 
  AND (
    token = '3Nixx7N2T1xgrx8PluSEj9cgOXeRuraXbi1TFOa05gw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )