UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qqv+zy4n/h3Hx51cpcyTXGbbJX+WCa8VWvoP5viQcgM=' 
WHERE 
  key_id = 'e4e9961030ecd5dfdd3629f6e0ea7f52eff38fb894649ed405095af1d1b70958' 
  AND (
    token = 'Qqv+zy4n/h3Hx51cpcyTXGbbJX+WCa8VWvoP5viQcgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029