UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2znTsch7pMyHoSI7qegX1g4mQmSnqvceXStwqm9uBs=' 
WHERE 
  key_id = '78fe30142964d3091da2f00b0771a163f7f7a12a1cf1197978288b0d42e37416' 
  AND (
    token = 'L2znTsch7pMyHoSI7qegX1g4mQmSnqvceXStwqm9uBs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )