UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ts7ai3R37CNuwoaqXHGVN8raRXRQjjcLLQbNmUG3K+k=' 
WHERE 
  key_id = 'a7755c900721cab76ca7db650be0c2017875ff5611c113b5416e58f3f26b049c' 
  AND (
    token = 'Ts7ai3R37CNuwoaqXHGVN8raRXRQjjcLLQbNmUG3K+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )