UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PqcDky3DaiI+Ph7vNIhYzHSbgdwa4eEDT/cz+VExG+4=' 
WHERE 
  key_id = 'c5f1982d11836991dbc7153e1817165a9860dc59cee22aabe58f17a38848f99d' 
  AND (
    token = 'PqcDky3DaiI+Ph7vNIhYzHSbgdwa4eEDT/cz+VExG+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )