UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zG2uqnb5eVuhWWi74+e5l6R+PSIWhX592T664Y3a7KU=' 
WHERE 
  key_id = '051c0f3a697447ea2d4dfa245693038ef957e408a8cce8156378855bd97af3d5' 
  AND (
    token = 'zG2uqnb5eVuhWWi74+e5l6R+PSIWhX592T664Y3a7KU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )