UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SBvfieZTBYEbAZqqYk6N5B+FCt6+DvZp0ioRa0aFdjQ=' 
WHERE 
  key_id = 'f999a3f8f60fa43501608f58000d3ff0218bc42bd0fa0da2528dd8a254ea22b9' 
  AND (
    token = 'SBvfieZTBYEbAZqqYk6N5B+FCt6+DvZp0ioRa0aFdjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023