UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LOrKI98IRE71+7djxw9GqBLB9YCWCJbNraRqu+YvZgs=' 
WHERE 
  key_id = '991b24e4901d6fd880ddfa4708dad4c488328295b14765210e12c08fbfb751f4' 
  AND (
    token = 'LOrKI98IRE71+7djxw9GqBLB9YCWCJbNraRqu+YvZgs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )