UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'knWfVflzM1hMsCnAMTY5nwuUybp8evBkoZMCRKnW5RM=' 
WHERE 
  key_id = 'f8ad47fa73492d0383537e0bebd5905ac41b4419023347cd47d7d305c0e204b5' 
  AND (
    token = 'knWfVflzM1hMsCnAMTY5nwuUybp8evBkoZMCRKnW5RM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )