UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DI5D/ddJdVIdYxNCqK0jAxCryU3NrdxvvgyHetvvsJc=' 
WHERE 
  key_id = '621c5076a5181b9a040dd46d812414ad6be10c857b0f8cf112f23fc89f7bdea4' 
  AND (
    token = 'DI5D/ddJdVIdYxNCqK0jAxCryU3NrdxvvgyHetvvsJc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )