UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21HOkvSkd8JUtmweEkX1vzsk8DejxjPiK35qncjEq/w=' 
WHERE 
  key_id = '1e08b4a0ca86de220f90c6f2a7e903d383423ad245550ffe15c7856b0873dff8' 
  AND (
    token = '21HOkvSkd8JUtmweEkX1vzsk8DejxjPiK35qncjEq/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )