UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JuiS7uK0xF1KqtEpF68FSrCC9J0iMGACzP5yuTu0Skk=' 
WHERE 
  key_id = 'd72521a1f6c508183d0f334548b1fd7994a3ba00dc85df7c4bc93eabab199337' 
  AND (
    token = 'JuiS7uK0xF1KqtEpF68FSrCC9J0iMGACzP5yuTu0Skk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023