UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A+vGEUZgsn9pKS1xlCPMkFaHabOUboydupxSBCW4DMM=' 
WHERE 
  key_id = '87c4b1dfe8b8ed0eb500b7757ece7003aa6cc5ed05fec63453ebff9cfc1e1e59' 
  AND (
    token = 'A+vGEUZgsn9pKS1xlCPMkFaHabOUboydupxSBCW4DMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026