UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JSeYxrJ9Os17GYFw9ngWULmoGz2/XHx6jqPd3VGVGSU=' 
WHERE 
  key_id = '78dd57d8ed7d6d8a9e07bb0762af102e12eb9c39627b7eec3b782dbc31f10dfa' 
  AND (
    token = 'JSeYxrJ9Os17GYFw9ngWULmoGz2/XHx6jqPd3VGVGSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027