UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mg9tr8qMFK4/yVBGtfju8coU+Mycj0DYBgauOPmP6iM=' 
WHERE 
  key_id = 'f8521589e23f036a353f390c2ee3a3d7dfce4928abb6a627a74263a53e092860' 
  AND (
    token = 'Mg9tr8qMFK4/yVBGtfju8coU+Mycj0DYBgauOPmP6iM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )