UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R4hK3E/0BNro4TZ0hr3sA6Kx3s7giL+/IxOvbN05d/w=' 
WHERE 
  key_id = '9a4c6bad55999edb41fb8e4b94dd35230a624228272b16484dd4cbd7708a7542' 
  AND (
    token = 'R4hK3E/0BNro4TZ0hr3sA6Kx3s7giL+/IxOvbN05d/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )