UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vhB5gWr+P+jJGyYfax077BggpnYTsAlCQpTFYEjBmjE=' 
WHERE 
  key_id = 'f81b5897548dfb31a1233ca656cdd66f7ea792b1564e9e00117fb940f5816d81' 
  AND (
    token = 'vhB5gWr+P+jJGyYfax077BggpnYTsAlCQpTFYEjBmjE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )