UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oFgQO/9dw4hK7MmxFTYj0L1ngq3RtiugIYTUiGy0Drk=' 
WHERE 
  key_id = 'ec12092fa080dea47a353f52ee8f105397ad519a15cf2520914d15b1afe15edd' 
  AND (
    token = 'oFgQO/9dw4hK7MmxFTYj0L1ngq3RtiugIYTUiGy0Drk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )