UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FMtKH0DnRYkd2ArptkMwecNYWh/JmLUlT3a7rV9SXtE=' 
WHERE 
  key_id = 'e6f77bb76034161797d5c5837aae66992d35a55f348b3ade1132e276af97e264' 
  AND (
    token = 'FMtKH0DnRYkd2ArptkMwecNYWh/JmLUlT3a7rV9SXtE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )