UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FMT0/OL8k8OEI7ApWXSzDPMEFAzidtKHHa7jet8fMKA=' 
WHERE 
  key_id = '6770730c734db4d16a99f09a68a44b122c6814093c6e12ddc05adc32202ee321' 
  AND (
    token = 'FMT0/OL8k8OEI7ApWXSzDPMEFAzidtKHHa7jet8fMKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )