UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Xj7daI47AV1HYRkVslAqlupDDJSzUVBRC9iP9GNbAk=' 
WHERE 
  key_id = '669444654156dae545d76e614243e99135a4c95da2a4b90717f96fb02626e88b' 
  AND (
    token = '2Xj7daI47AV1HYRkVslAqlupDDJSzUVBRC9iP9GNbAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029