UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gnNEIppqfWvJhmEwwrgzMpySB/KewPPfXDJ+7W/GxSc=' 
WHERE 
  key_id = '20fa06bb5c0bc15db168536d56625b1cb084087e7456e389183db3c7cc2fa333' 
  AND (
    token = 'gnNEIppqfWvJhmEwwrgzMpySB/KewPPfXDJ+7W/GxSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )