UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cu/pZcpIX0HcmqFhzTmWupTzIDI2GIJMXDjmFoBXlLI=' 
WHERE 
  key_id = '26ba50858b1f8d1998950d600d45e2eafedd0c69dac9f8632d89e6347640381e' 
  AND (
    token = 'Cu/pZcpIX0HcmqFhzTmWupTzIDI2GIJMXDjmFoBXlLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )