UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EHVhldo6dyYk8AXc3jsl7bPzxERgqzp1kzVJqMr7hUg=' 
WHERE 
  key_id = '75ec496d8f0284abd5f1c7c1c732ae8574cd288371c6f0c919cdeaebdddfbd10' 
  AND (
    token = 'EHVhldo6dyYk8AXc3jsl7bPzxERgqzp1kzVJqMr7hUg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )