UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCkjy7Y8MYT2E50NrPBS3/u0uEhkPkeneamKWcfRhrY=' 
WHERE 
  key_id = 'bc44a1119f9522fad59d112cbe065975b489fa9de9827308975720739e9299ea' 
  AND (
    token = 'MCkjy7Y8MYT2E50NrPBS3/u0uEhkPkeneamKWcfRhrY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )