UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQo7SI9FoYplNE+PIXNM6MctmjVDpTJU5Sr1Tdot2+M=' 
WHERE 
  key_id = '6c84871c5181b019fa499057841da4e1553e273dad6f962f0cd45aeac8f74b9a' 
  AND (
    token = 'nQo7SI9FoYplNE+PIXNM6MctmjVDpTJU5Sr1Tdot2+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )