UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pM6pgc2wl1gn3a3lqCUBJJQhiM0LIBwRtEIDFsy1yTc=' 
WHERE 
  key_id = '56a42d24af8905796d39b05ec539398870af6f7df394143e8f7589b89c5e0042' 
  AND (
    token = 'pM6pgc2wl1gn3a3lqCUBJJQhiM0LIBwRtEIDFsy1yTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )