UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iuBqqXpjXI3bvZNsaryNBdGOnmNhpKleyJckeOjKXzU=' 
WHERE 
  key_id = 'd52f501d8cb4f8b499df750568e51c17b014416b06510eb4b558411ac446d2f0' 
  AND (
    token = 'iuBqqXpjXI3bvZNsaryNBdGOnmNhpKleyJckeOjKXzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )