UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mu/96lakM++JgPQW5aQdGsIyZzKX0jmAF5YkIs9d0zk=' 
WHERE 
  key_id = 'e4ff998e62950814c9a812ea84a83d0a03ab2b09d033fe2b1ad60011cdd0e4cb' 
  AND (
    token = 'mu/96lakM++JgPQW5aQdGsIyZzKX0jmAF5YkIs9d0zk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033