UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/HmLudbJsKH3+jFWUk8nlCFiHcq6mJc8Pups2y6oWI=' 
WHERE 
  key_id = '91cc78b2790e7d460ba4839cdcac1b90376e0615b669783e9eb5afa0ef2589ea' 
  AND (
    token = 'k/HmLudbJsKH3+jFWUk8nlCFiHcq6mJc8Pups2y6oWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )