UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X6X79jSFuo5/DvZ9fWRGTWPrS9zCtu9Dp/mDDyGmmY8=' 
WHERE 
  key_id = '368fe9293a9190e24e957dff0d281ca4f0fda1f4f51ce5528697801faa56c8e8' 
  AND (
    token = 'X6X79jSFuo5/DvZ9fWRGTWPrS9zCtu9Dp/mDDyGmmY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025