UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KCwFoQvXG0Uof4lXrLqL3w2OvmkrWSzswbrwrjBfSBc=' 
WHERE 
  key_id = '38bff8d64b33cda94b026ede68411a549590aad003b495e0309f025bc53eab75' 
  AND (
    token = 'KCwFoQvXG0Uof4lXrLqL3w2OvmkrWSzswbrwrjBfSBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )