UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50/pwsjDeiTghJsRqVg4qi5k/TbnEjM6vWVEIatbNBM=' 
WHERE 
  key_id = 'a7c258035cca2c2ee09a967234a93c7eaaa40d25bd76fc3820947a034a481b23' 
  AND (
    token = '50/pwsjDeiTghJsRqVg4qi5k/TbnEjM6vWVEIatbNBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )