UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G2Kjpv4a2hmIFEC0goeMvKYG36RikFKbBBM63h8YwvE=' 
WHERE 
  key_id = '2df71f55ae416961f83fbc16acd881bdd85821a9cb29ae69053fa4efd43099cf' 
  AND (
    token = 'G2Kjpv4a2hmIFEC0goeMvKYG36RikFKbBBM63h8YwvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )