UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LVAKiRTUOilxgMaaZDYx4AVEPkF1Lm/UFZygLip8jKY=' 
WHERE 
  key_id = 'ec9afdace9044a131f649b4ab6b91554dccfd7fd8b1b9986c1d95c2ef677f775' 
  AND (
    token = 'LVAKiRTUOilxgMaaZDYx4AVEPkF1Lm/UFZygLip8jKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00017