UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r2/ki6uEvE9LS6saF+HjQ5eTYYAAJOm4mdLuXbchacI=' 
WHERE 
  key_id = '29d3a1e73c4d0b289e1e90107f9cc7656e6fd8d96e70c34a0cfbe0759bd1dde2' 
  AND (
    token = 'r2/ki6uEvE9LS6saF+HjQ5eTYYAAJOm4mdLuXbchacI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )