UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kqpqrp6KkWYWGFGIIt/htthiCiDO3SEnEGy8zDW9DKc=' 
WHERE 
  key_id = '8291dcf605c6dae8f01a8b98ea29e9376ca93c076cfa2d6cfaef21397ffb0c79' 
  AND (
    token = 'kqpqrp6KkWYWGFGIIt/htthiCiDO3SEnEGy8zDW9DKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )