UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SPbJIChP9T237/lOAyZ3g9qudW0ZrQ7dLCPt/R5DWmM=' 
WHERE 
  key_id = '1b2802a7a427723f09a6dbeb2e7cdfd6edbc5dbbfd090d2bc464edeeebcbae56' 
  AND (
    token = 'SPbJIChP9T237/lOAyZ3g9qudW0ZrQ7dLCPt/R5DWmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00017