UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BmjzLbLTFGS7xOli7TuAkEIBs4kbmBdG95YqWNe7CxI=' 
WHERE 
  key_id = '4185f1165b8f0343e198df8519b3d1aa9fc55782fbccf6e4f945695515c3eb57' 
  AND (
    token = 'BmjzLbLTFGS7xOli7TuAkEIBs4kbmBdG95YqWNe7CxI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )