UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GUCJB7rQq0u2NngGu0f1D/d7NsGVuTzMNbSyxfbGADQ=' 
WHERE 
  key_id = '977af322339252e8340ab547aa382341a3b8173e69df155aa88da656d6d49ae2' 
  AND (
    token = 'GUCJB7rQq0u2NngGu0f1D/d7NsGVuTzMNbSyxfbGADQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )