UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AgjJRsMDCZDF1ucIb4BnWXWTUfDf8nANfZScLy93Dqk=' 
WHERE 
  key_id = 'fa92c98cb4a377b828300c5eca0b074d696d7739def840f61f3b824737084e81' 
  AND (
    token = 'AgjJRsMDCZDF1ucIb4BnWXWTUfDf8nANfZScLy93Dqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00068