UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '20zQ194OlvgurG4KUJrdmofCWDCPVS33iytt7pRrlJ0=' 
WHERE 
  key_id = '10f2528209ff9eb3f331b960fca87a0203e14ed600205dfe699bc6a90f393e39' 
  AND (
    token = '20zQ194OlvgurG4KUJrdmofCWDCPVS33iytt7pRrlJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023