UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yH3yLHVPFGl8r648QhLpnFLjgaEz8XjrRdpyDxz+P3U=' 
WHERE 
  key_id = '97b79fca00071b1cea473c2f466b96fb246a9e44ff417819dedb56d4202a41d0' 
  AND (
    token = 'yH3yLHVPFGl8r648QhLpnFLjgaEz8XjrRdpyDxz+P3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )