UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f5dF0O7QcmHxapoS/qovGYEtBjXWjHWgzZYTw/hAbE4=' 
WHERE 
  key_id = 'f8dd30c0cda0ece483b45e5d3f8e3620f5141597fb61705918c6ef2d1d34b3ee' 
  AND (
    token = 'f5dF0O7QcmHxapoS/qovGYEtBjXWjHWgzZYTw/hAbE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )