UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z9lnN9XvVvu3QS56/cyZaXymIGXd7D4VSXo4WDmCjQc=' 
WHERE 
  key_id = 'c8f32537d9eb9b9a008b58018f331930021d1281ad31f98037945b7182796e34' 
  AND (
    token = 'z9lnN9XvVvu3QS56/cyZaXymIGXd7D4VSXo4WDmCjQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )