UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GKeAlSfKcF6U+W2bId7oqiT2JZNuFpz2tEebCxthZCs=' 
WHERE 
  key_id = '26456450c187f918b1103108dbf3e3e037a30ada9d95b6ad7350d05b9036b18a' 
  AND (
    token = 'GKeAlSfKcF6U+W2bId7oqiT2JZNuFpz2tEebCxthZCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )