UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D9gN4GWoYox9v8KsFd0DgGD1lDoJt1tlIbxKURSIjhE=' 
WHERE 
  key_id = 'c293d7b55bca94e581a21016770b83b53521ba52d098f5ee6421aafdf912eb75' 
  AND (
    token = 'D9gN4GWoYox9v8KsFd0DgGD1lDoJt1tlIbxKURSIjhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )