UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w5Zz8yYVfhcW6wsDbu76OxuaQzzVKXWDBqhL3+ndvkY=' 
WHERE 
  key_id = '56f9f9554585b174a1643a89bece5741e8d5699c2fb63fe85e68adc10f35ab8c' 
  AND (
    token = 'w5Zz8yYVfhcW6wsDbu76OxuaQzzVKXWDBqhL3+ndvkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )