UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6iZtmmAIA8i+Nf0z8K4JQU4BVQGPF9NQAVhntStjsY=' 
WHERE 
  key_id = '840d69c9cd23388532677dbd9708df1afacae7e00233baef1ea7a56d1591cdf5' 
  AND (
    token = 'b6iZtmmAIA8i+Nf0z8K4JQU4BVQGPF9NQAVhntStjsY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )