UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rpw9AtO7BVsdwo28uMsMwSQ1hQ3/V2usf0pz3ytTRv4=' 
WHERE 
  key_id = '623fcdb6ba8fc434b06791c816d86e4139fa2d54043e70ff9c9a32533aed3c48' 
  AND (
    token = 'rpw9AtO7BVsdwo28uMsMwSQ1hQ3/V2usf0pz3ytTRv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )