UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6pcjWGVrS1uoOabioIR6qhXGhtVe44QnohSnOf2LztI=' 
WHERE 
  key_id = '19785303649749f9cff738e87b9899ad364bad848fbdd5d21aa38244ba8f69cd' 
  AND (
    token = '6pcjWGVrS1uoOabioIR6qhXGhtVe44QnohSnOf2LztI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )