UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D3y/YhHFOKBB5UacNoelCzG7X1jBt8DE2wXk0gkHO6g=' 
WHERE 
  key_id = 'e70d53fbbd478382ac531af3a68b14bb36bd64b057d85772826c2e9384d77ae0' 
  AND (
    token = 'D3y/YhHFOKBB5UacNoelCzG7X1jBt8DE2wXk0gkHO6g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )