UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qyx7BGTah2ArX5m59I+mzDSY4bEPdzrEqsNxVHjuPFg=' 
WHERE 
  key_id = '5a66518eabdbde2249eb298d194a383698fa03d5e673388dc1e6c56e9d7a10d8' 
  AND (
    token = 'qyx7BGTah2ArX5m59I+mzDSY4bEPdzrEqsNxVHjuPFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033