UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J0igwOnp/sUBzu5ZVFqJEDkvBZujBAXDCPygEFdS/Zk=' 
WHERE 
  key_id = 'b8b43b465a982df666d0fb40ceb1135a673cfbc0bf050005a45eeb12bb73004a' 
  AND (
    token = 'J0igwOnp/sUBzu5ZVFqJEDkvBZujBAXDCPygEFdS/Zk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033