UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IxwR1mp1lPqCplhw2itC/K2UC+mpxHsPX6+akphGTEk=' 
WHERE 
  key_id = '4521c4bfa0c9f53e8531c0b1b9322b0d7c187b901e4e8635e5ef3f4104393a51' 
  AND (
    token = 'IxwR1mp1lPqCplhw2itC/K2UC+mpxHsPX6+akphGTEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )