UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M22SyGV4i03w7AOzYEMmQX1egUs75PP+yRXZ1A6d9Vg=' 
WHERE 
  key_id = '84af692edb84b0ddbe7b1af6b234ba2cad89576b2f945f6ea88c26bbb511d3e7' 
  AND (
    token = 'M22SyGV4i03w7AOzYEMmQX1egUs75PP+yRXZ1A6d9Vg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00051