UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YwnevQe2oCOOZnrgcgA03eEBaKb2doNbTz/XD2HdYnI=' 
WHERE 
  key_id = 'c0848ef47d284d379dc4d0ca8aa36cc9709ffde35f496105fc84df2fe4f75c23' 
  AND (
    token = 'YwnevQe2oCOOZnrgcgA03eEBaKb2doNbTz/XD2HdYnI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040