UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rnb6+JHV1fZzHg3YyJIMNkV6y0a3cuaDtv0rnUSie0E=' 
WHERE 
  key_id = '273a4d90abc9b2a28d60b0dcbfac6bbbd01093f662be1ff37447c6530edbf73f' 
  AND (
    token = 'rnb6+JHV1fZzHg3YyJIMNkV6y0a3cuaDtv0rnUSie0E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )