UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+CVpjBEz+kgGLrUSftxn1z6L1cH2AilZrVUxULXO+vg=' 
WHERE 
  key_id = '781a0fd431c464a0399e23c88de8375b822985b29ee0df9f41328c028cca93ff' 
  AND (
    token = '+CVpjBEz+kgGLrUSftxn1z6L1cH2AilZrVUxULXO+vg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )