UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AqUBAuvjzXlfurEhw6BmWHJJxr66gQGkgpIR+MxBjMM=' 
WHERE 
  key_id = 'ac4540e34c62e38492982116ee6fc746ce13345d4c5d0d9482a7144c5cffc947' 
  AND (
    token = 'AqUBAuvjzXlfurEhw6BmWHJJxr66gQGkgpIR+MxBjMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )