UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BEh/Vh1urQ2yDFefYLQu/yGjXEP9INSmid3m6PljS9c=' 
WHERE 
  key_id = '8a6cacfdf042bcf77ccdcaa3350db7a3becc1b4549c1af1c771644d8caa4b50e' 
  AND (
    token = 'BEh/Vh1urQ2yDFefYLQu/yGjXEP9INSmid3m6PljS9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042