UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WSNu0GkzX7XWqkdEEx1MyibvhwmjODSycZ9F8uU3rt0=' 
WHERE 
  key_id = 'b12fe63b2cdf2b9b00bb34e34d23172115596b2a07ab69db7042cd95fa7ca9b8' 
  AND (
    token = 'WSNu0GkzX7XWqkdEEx1MyibvhwmjODSycZ9F8uU3rt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024