UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bXScyXySnlWeotPlPgKvr4L5OFNawqhyUlqQGshoy5E=' 
WHERE 
  key_id = '51f63cb0010caaa92f85008ab5b9262a38d09bc4a5107e38a018870f38788b74' 
  AND (
    token = 'bXScyXySnlWeotPlPgKvr4L5OFNawqhyUlqQGshoy5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )