UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6x4YinN3ccfIz/PmDgjO+XP/DTdI2Ot4qGFOUj6P7Ng=' 
WHERE 
  key_id = '81c6cf01cd31022ccf43ab9cc9144c8188da31dca40270e478f8e4fee6ec4e8a' 
  AND (
    token = '6x4YinN3ccfIz/PmDgjO+XP/DTdI2Ot4qGFOUj6P7Ng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )