UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M7WhKfvBE2XI1FRogbINCPYqCwRayj0awJlQFlODob0=' 
WHERE 
  key_id = '276c42a3ecc94ec16cb6875880ca17273725a577f88c8367a7f556287c1a4deb' 
  AND (
    token = 'M7WhKfvBE2XI1FRogbINCPYqCwRayj0awJlQFlODob0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )