UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Im69pWPoLIFRn2PMEeC9b5bOmYt37Qq5KWR00LG0Plk=' 
WHERE 
  key_id = '56ee3ca712dd411574ba616edfe8bfc6b777646465e3d8a587014f5b743acb0e' 
  AND (
    token = 'Im69pWPoLIFRn2PMEeC9b5bOmYt37Qq5KWR00LG0Plk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )