UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRdthB/wYPGE1aX8+dwTd5kWWny1yP7Fx2eFs9xD/fM=' 
WHERE 
  key_id = '38917b274763a596f0cd4cab791a78ab7927b0ea6550c7dfaaebd5567555d958' 
  AND (
    token = 'QRdthB/wYPGE1aX8+dwTd5kWWny1yP7Fx2eFs9xD/fM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )