UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eua+D6iwphCoQCn6KjJjBlxPerU8ReNvm804dh42ocE=' 
WHERE 
  key_id = 'b5f267b4cac22dc847be533d8102d15da6259ed34cd9d2cdf2b24a47a76cddfb' 
  AND (
    token = 'eua+D6iwphCoQCn6KjJjBlxPerU8ReNvm804dh42ocE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )