UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+1ctNqSqhd6ZzTDq82sSp8BRI9iZfnKgNcDno48uNCM=' 
WHERE 
  key_id = '994ec66d851eefd509d5cec05c396bb5d827887d44eac6e132c0222b3f0767f1' 
  AND (
    token = '+1ctNqSqhd6ZzTDq82sSp8BRI9iZfnKgNcDno48uNCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )