UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aL6woLOM6yAeewEg0RfBqkpXn/rC0diQSOq0yNChbk0=' 
WHERE 
  key_id = '6c35627e137a51d1c2876484ed88d149bf867622fd2c0b30e2478bb51f647779' 
  AND (
    token = 'aL6woLOM6yAeewEg0RfBqkpXn/rC0diQSOq0yNChbk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )