UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eRu1lCJv28NVtcLq0OFykxGg1wfUliyFOhFTeBTeGSU=' 
WHERE 
  key_id = '37f349252867b9838b4b5b6cf09c6932c41741431ed52b07041b1943546ee7fc' 
  AND (
    token = 'eRu1lCJv28NVtcLq0OFykxGg1wfUliyFOhFTeBTeGSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )