UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TMxxoUvQZ1tZbP/Ib0/ER78rF2Vr6VU6fUakLOu+UmQ=' 
WHERE 
  key_id = '6e2639e0e116902d74707a82692c964446e70f53052cdf862143042c06139a8f' 
  AND (
    token = 'TMxxoUvQZ1tZbP/Ib0/ER78rF2Vr6VU6fUakLOu+UmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )