UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u87vc5AYFF7WRn7xw6TI1U9DwMHj1wvy1qpTComQjls=' 
WHERE 
  key_id = 'b5d38b2fc4e9dc39d25c8c7e3ad7a7f50a88ceaa47a2aa00de05ad58c12aee1c' 
  AND (
    token = 'u87vc5AYFF7WRn7xw6TI1U9DwMHj1wvy1qpTComQjls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )