UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g/RTX7sGK6cdknv6OX2kHScyB50Wy3p0MM2rZq5gkFU=' 
WHERE 
  key_id = 'b6caf1b909bd3974f26121f313bd2c279e87e65282c51eb5a7de764d6e2cec62' 
  AND (
    token = 'g/RTX7sGK6cdknv6OX2kHScyB50Wy3p0MM2rZq5gkFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )