UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5x9niT/N2RlYCJXrpp+clvpI6htZblRKkDdYXqO6g2I=' 
WHERE 
  key_id = '796a646497b3fc6c83e441b17ef9391c6b30904b02c59367d7e42b0a89dcf791' 
  AND (
    token = '5x9niT/N2RlYCJXrpp+clvpI6htZblRKkDdYXqO6g2I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )