UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BUqIv3jFvkznZ98Z/PjH+hslEWKbIXWsw02tVVg0V1o=' 
WHERE 
  key_id = '256f5cbbc91ae563e3c5c375efc72197a2c9d8e220e0329cedb99d4211a3bc84' 
  AND (
    token = 'BUqIv3jFvkznZ98Z/PjH+hslEWKbIXWsw02tVVg0V1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )