UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ohv+yt56BNjpTeWIpgPyj+ET/EEYolphNkj3LGTat+M=' 
WHERE 
  key_id = 'b9866e70d33517eec98850117f41d6aa080924a1082b08353a30fdba589fe249' 
  AND (
    token = 'Ohv+yt56BNjpTeWIpgPyj+ET/EEYolphNkj3LGTat+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )