UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cp7qxK/bvVyxWhIohcY2TLStNWVs0Q1i2ekwWGcGDrw=' 
WHERE 
  key_id = '168e05f6f90f7b5e975c78d739726097e77351423276826b3bcb70277e824b16' 
  AND (
    token = 'Cp7qxK/bvVyxWhIohcY2TLStNWVs0Q1i2ekwWGcGDrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )