UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mLj9VOKmCBjADup6ghb5wAhCd6lMBIrN5FSGLFSORwk=' 
WHERE 
  key_id = '254802fc39ed78541e87fbb19d6f059f0066cab44a0d5c9dad51c4bdf9fbe550' 
  AND (
    token = 'mLj9VOKmCBjADup6ghb5wAhCd6lMBIrN5FSGLFSORwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )