UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WJLnKhM96gMruq4W/abkyOncxDc8SNsC+RzRXMpDahg=' 
WHERE 
  key_id = 'daf94f0fa9998f6ca085c4e59bd7b6ae23a3b78a4071de7036d6ea9318fed5a0' 
  AND (
    token = 'WJLnKhM96gMruq4W/abkyOncxDc8SNsC+RzRXMpDahg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032