UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Z+Xc13kCfTgoOjlLwCf6H5tfyI1k9p/kMprABDbweY=' 
WHERE 
  key_id = '9bc41cc4bd92050c1ad3aae315c89b55621444856a268dc6d69c398072911b84' 
  AND (
    token = '4Z+Xc13kCfTgoOjlLwCf6H5tfyI1k9p/kMprABDbweY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )