UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BWpRKr5JiSc7RhE1lWxeBLVd4fELWpP1HbWFhu7HEuk=' 
WHERE 
  key_id = 'cdf9526fd68aced38b72af69c010ffd74bae9269601c07fc6c63ae7f6a44d288' 
  AND (
    token = 'BWpRKr5JiSc7RhE1lWxeBLVd4fELWpP1HbWFhu7HEuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035