UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O2gABOcsk6PTvB1LA8mv/aZgbVMp+ceifIDxEu2Cqjg=' 
WHERE 
  key_id = '7b739cc30a0841ff9599e60bea9cec5d5c5cf5122be2822fd453a4e8edd03f58' 
  AND (
    token = 'O2gABOcsk6PTvB1LA8mv/aZgbVMp+ceifIDxEu2Cqjg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )