UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p/FLTahjnX852DKnK04WlewVouU2IMBI4Cd7OiEMNoA=' 
WHERE 
  key_id = 'fa61d268e363758902dede9079ea15659480a0f9eb9c24c7d2434c957f6dc8b6' 
  AND (
    token = 'p/FLTahjnX852DKnK04WlewVouU2IMBI4Cd7OiEMNoA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022