UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fN2UZCwuYrJVA4LuxaVFidUvqTUT/9wjSgG+XQ/iszY=' 
WHERE 
  key_id = '395a266b0d0074d88a015ac29877fb4fe4a7ade194152df22cc2baf507bb48b6' 
  AND (
    token = 'fN2UZCwuYrJVA4LuxaVFidUvqTUT/9wjSgG+XQ/iszY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033