UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2lLHjqfNwB2cuUBASjUuSNWqrBcHMi4iXmtFwjMJ7+k=' 
WHERE 
  key_id = '39d981c34adb992eb97f7947c1bbb3b034ac6c58f3c530cf50f311a225d11728' 
  AND (
    token = '2lLHjqfNwB2cuUBASjUuSNWqrBcHMi4iXmtFwjMJ7+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )