UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xl4zq59K1bdcVdTCbS+64bWE49S95RkecGb0OjzlTNY=' 
WHERE 
  key_id = '6be59c6bf1cd448be1f91252187459d50f491f45b87405d97848174e5feff970' 
  AND (
    token = 'Xl4zq59K1bdcVdTCbS+64bWE49S95RkecGb0OjzlTNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )