UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CRBcKOks+dMHo6DqmeBvl4U0zZuG/AiQtvwvQ315JVM=' 
WHERE 
  key_id = '8d21de86423aadc1c9e0d7c756dbda583b1bb44d08aa199b0930e2977e994bf1' 
  AND (
    token = 'CRBcKOks+dMHo6DqmeBvl4U0zZuG/AiQtvwvQ315JVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )