UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7K7vl85bbZNQRNTvGHn+JzNpSGRashgHrCejTlXyEoc=' 
WHERE 
  key_id = '84ebb2b1073580bd56c347d737b5f6d5fe201861361356b017d0a2a67709e31d' 
  AND (
    token = '7K7vl85bbZNQRNTvGHn+JzNpSGRashgHrCejTlXyEoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )