UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'chM+IdxPkhdPnQcGSeVXV0D31GBBI4dd2kopbAGseBs=' 
WHERE 
  key_id = 'a672d3a4fc7f23ff69be50bad80793e53c9bd110b0b30af6773d7e90e728aeb5' 
  AND (
    token = 'chM+IdxPkhdPnQcGSeVXV0D31GBBI4dd2kopbAGseBs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035