UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o4RR+0d8nS/8ksHIBSks7fXoF4axlW7Gn4DgCEtSy7E=' 
WHERE 
  key_id = '84d5988cbfcc9cf1d5e9b5715d72856b1b78f1e0fe42821159427fa02f0488f4' 
  AND (
    token = 'o4RR+0d8nS/8ksHIBSks7fXoF4axlW7Gn4DgCEtSy7E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )