UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MW7CaHNgchmbdd90S0Q8//ra2vfFj4CCun5H7WWy+Mk=' 
WHERE 
  key_id = '48f7003c7d86752314c5cceb9539c6f22b9b8a9c25ad8c1052c3817edff20cda' 
  AND (
    token = 'MW7CaHNgchmbdd90S0Q8//ra2vfFj4CCun5H7WWy+Mk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )