UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O20HOcKNRovrHpwbRvC9XLT6n9dcTLBNO8aSGbfEJjM=' 
WHERE 
  key_id = '08d62fa014e2a8b21d3e1ab4178937e3624afca454e8c2f72f64e85121a1476b' 
  AND (
    token = 'O20HOcKNRovrHpwbRvC9XLT6n9dcTLBNO8aSGbfEJjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )