UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MWiAHq+biIg2ktzKt+US2fU2T6w/NxCKpuT0q3EqtAY=' 
WHERE 
  key_id = 'f6973320d2b77339e291433ac9063e301d177c7fd2d18ec87829e9ced5bd7ea2' 
  AND (
    token = 'MWiAHq+biIg2ktzKt+US2fU2T6w/NxCKpuT0q3EqtAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )