UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QL6g06VgL6zYSc/hLmQG2Ag8KKLxHM0g/XhDe90jhvs=' 
WHERE 
  key_id = '1a3c460271ec99dede970ef1a7841c430535c5368251d6636f9cb8b8db06d946' 
  AND (
    token = 'QL6g06VgL6zYSc/hLmQG2Ag8KKLxHM0g/XhDe90jhvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )