UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n1dp8gfTJ0PhuK9uCHOm09cm7OvGYe4EoP4IhKNPr2A=' 
WHERE 
  key_id = '4c45844c03f8c274198d52f0f742f5716a21ccc4fe8209033f79ff3319b87574' 
  AND (
    token = 'n1dp8gfTJ0PhuK9uCHOm09cm7OvGYe4EoP4IhKNPr2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )