UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ARbhkSDIgVhWpbvfWOqi+QHCJZMh3f0n87w5OxSE6Us=' 
WHERE 
  key_id = '303feff1273031bfbdfa14630b2c564d35aff5340d99b85a3d72bac783dc2874' 
  AND (
    token = 'ARbhkSDIgVhWpbvfWOqi+QHCJZMh3f0n87w5OxSE6Us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )