UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ym7BaLL8NjHXLLiNr046KbmQYQbNLFQ3tahc8VsEsz8=' 
WHERE 
  key_id = '19b49c2c1742e5953fb75d6fbf75e05cd7d4eda2abcd6aae9d5302dc5fbdb2ef' 
  AND (
    token = 'Ym7BaLL8NjHXLLiNr046KbmQYQbNLFQ3tahc8VsEsz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024