UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JOoZryFFgktz8UtjWeyBlFQx9fatwqbprPHHX3mkdYY=' 
WHERE 
  key_id = '6c6960e6c324b90c367aa448a125300803ee10131c71c915e4343fc18d343030' 
  AND (
    token = 'JOoZryFFgktz8UtjWeyBlFQx9fatwqbprPHHX3mkdYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )