UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sgUwvWHBevtJJGTzrqFV4u0lu99fgSnjtPL40bPXqyg=' 
WHERE 
  key_id = '02c4e050fe4fb67a93404d3b0d33c7e939bb761ab630d71f3c7d809098e8dc22' 
  AND (
    token = 'sgUwvWHBevtJJGTzrqFV4u0lu99fgSnjtPL40bPXqyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )