UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l5daQkMZA5j2vzwepNWQPLQRqxon3cRwVcBYevQPOE4=' 
WHERE 
  key_id = '8fde40e6f96330910daa689269f0f271a1bbd95978fa1c1246a5503d1dacf0ea' 
  AND (
    token = 'l5daQkMZA5j2vzwepNWQPLQRqxon3cRwVcBYevQPOE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )