UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z6HvaM5wWMj8x3sBQhGx+1XuchjWYhN9strcPblqXME=' 
WHERE 
  key_id = 'e35836e1769646fe23bb340656b30cac684adefcdf70636028e6392b16cb9312' 
  AND (
    token = 'Z6HvaM5wWMj8x3sBQhGx+1XuchjWYhN9strcPblqXME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )