UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rfji/p0PzxmpAvhrZlaIpkKYv+/ngdhu8LZK3KRA7UM=' 
WHERE 
  key_id = 'a2882e76e7d01ce987458305b8c4cbeaecf4d6b61e043f51f47bc5f0134d63fd' 
  AND (
    token = 'rfji/p0PzxmpAvhrZlaIpkKYv+/ngdhu8LZK3KRA7UM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )