UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qj+vJnOH93AmZBUw+HxrGYhAs8YdVqIxpF7bU596cHQ=' 
WHERE 
  key_id = 'bfb8af3652e63c7e549fbf16f07acef8d6fc437d06efe8ef2b468d06bd42bb7e' 
  AND (
    token = 'Qj+vJnOH93AmZBUw+HxrGYhAs8YdVqIxpF7bU596cHQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030