UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GC6UToEVuq8MFn+bgQBkHhXixAj1WUI6MBw0q8324Po=' 
WHERE 
  key_id = '5cd21881919378dec40a39768824854471101621da7afb3e0a4657c88fa934d1' 
  AND (
    token = 'GC6UToEVuq8MFn+bgQBkHhXixAj1WUI6MBw0q8324Po=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )