UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c8MF5yZWkDnFvcC93Uz0LnhBaac37zoiDUGGnONePNg=' 
WHERE 
  key_id = '39f8c2586c3dde8ac910a81340c93b45a0b2a6ba20001ab94b97391dbaa29d5c' 
  AND (
    token = 'c8MF5yZWkDnFvcC93Uz0LnhBaac37zoiDUGGnONePNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )