UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+kp6kI186A5JYYQQBX+AlgDQrbLTYH8DPiSLOmiMv0U=' 
WHERE 
  key_id = '93b6c87816950cd706ad5ffdd45c4b637d076c5a07771c293393db002a150df8' 
  AND (
    token = '+kp6kI186A5JYYQQBX+AlgDQrbLTYH8DPiSLOmiMv0U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )