UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YrbxJ0hZbrpxO9ZovSOpaXbcz6oUWorj5GcRymxbGKA=' 
WHERE 
  key_id = '109b2cce543758244c6ec45e9c5e495829df972c1015091511f1a68c298a3517' 
  AND (
    token = 'YrbxJ0hZbrpxO9ZovSOpaXbcz6oUWorj5GcRymxbGKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )