UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dn8jSuk4V7DYNgFgLVT13EWl4WBSWkMRANkn42WSBoA=' 
WHERE 
  key_id = 'b373c74b9e7fbf1a71504699e088732005d12036b49cbc6703feb1f770daaa60' 
  AND (
    token = 'dn8jSuk4V7DYNgFgLVT13EWl4WBSWkMRANkn42WSBoA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00058