UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ohWEvaVMhehC1QiI7LyuoXCyw8ErkbxaUG7dc9ZtusM=' 
WHERE 
  key_id = 'a3d3a9cd21f2ab5783e0ad6e6e2dacf0b5bdd3e623c6eef8360eae171afb406a' 
  AND (
    token = 'ohWEvaVMhehC1QiI7LyuoXCyw8ErkbxaUG7dc9ZtusM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )