UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RnAaaHAb41XTj4e/CR2+hPYMtl5ijw1KExDgH/zzuVQ=' 
WHERE 
  key_id = '021ca9650e87cf8e8e243b952e438a3cfbee2f085c84675dd07964490442a736' 
  AND (
    token = 'RnAaaHAb41XTj4e/CR2+hPYMtl5ijw1KExDgH/zzuVQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )