UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPPX0qbJMJmONX5c24jKyt9owTnZNDHYDnKcUDMiac0=' 
WHERE 
  key_id = '62a8a344b0bcdd6282b8e69b11682d87ebc564577b2ccf1b54a53f33cdcf5a19' 
  AND (
    token = 'MPPX0qbJMJmONX5c24jKyt9owTnZNDHYDnKcUDMiac0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025