UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/142R1OidM1zdTAe1nber6MxLC/Ky2OuBcL2W2O6qA=' 
WHERE 
  key_id = '2a40a60bf6842dd65413f70ce05d10e3b84402a988bc7238673f4195ceaee999' 
  AND (
    token = 'k/142R1OidM1zdTAe1nber6MxLC/Ky2OuBcL2W2O6qA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )