UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'znDQYNPlttSzCu4VBMJRKqOKWE1EBNFMKAfjcdil2l8=' 
WHERE 
  key_id = '524f9215674009aecacbf1eec4b669cac1df7fb9ec9099eab442c65eb8268529' 
  AND (
    token = 'znDQYNPlttSzCu4VBMJRKqOKWE1EBNFMKAfjcdil2l8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )