UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AvXpzhfYruq8+XunwmOhnjMbZ+hGyZdwtvw+5F2hJVs=' 
WHERE 
  key_id = '4dcf857da30856a81d0a10fdd1e6d359a09848f7f2aaaf26184b65fff350bc00' 
  AND (
    token = 'AvXpzhfYruq8+XunwmOhnjMbZ+hGyZdwtvw+5F2hJVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )