UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F37FdZe5+X/hUQy2wgva6G8GFIz7ZmrlKj6m4HFD4t0=' 
WHERE 
  key_id = 'f54f8c20935ce9e3f1e7f290bfe6e31ef1b9d14390defa881c4507b5eea49be4' 
  AND (
    token = 'F37FdZe5+X/hUQy2wgva6G8GFIz7ZmrlKj6m4HFD4t0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045