UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bZ7g5FIdM3M2GBw90xBxUrObgxd1GB61uQszi+d+vFA=' 
WHERE 
  key_id = '6c282906fb6b9564f947103737c8d42ab47d50256807a8e9bef2443c4de336df' 
  AND (
    token = 'bZ7g5FIdM3M2GBw90xBxUrObgxd1GB61uQszi+d+vFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )