UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rP5yaXhZxY6im2Kt4xxqNujIa8AW7aiqyFELxGoGzbc=' 
WHERE 
  key_id = 'b5b6ceed4f3cc6669d82a159ad8acae32254d32a3ed06e78175e5d9055fed7b4' 
  AND (
    token = 'rP5yaXhZxY6im2Kt4xxqNujIa8AW7aiqyFELxGoGzbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )