UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1aM7AWv/6LCgXwahXm+5L+PEVmVz9b81iC133Kaf0PI=' 
WHERE 
  key_id = 'fef455bf74a90b2b5763671a0419ebd316e86b01e6adf809c30151a9461988b5' 
  AND (
    token = '1aM7AWv/6LCgXwahXm+5L+PEVmVz9b81iC133Kaf0PI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038