UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0QV13qkjX1+lUjzSwhtLhMj4XNi1M/uLJdlZaqWgmhE=' 
WHERE 
  key_id = 'f68cb07fb0d9993d59731aba33e6cfce84ed90a3b69f3a8bd638e26f6ff8d5cb' 
  AND (
    token = '0QV13qkjX1+lUjzSwhtLhMj4XNi1M/uLJdlZaqWgmhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )