UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtJIsWZXAwOBbe1mywVJYB8B0pZASKe3XCmULMKGArI=' 
WHERE 
  key_id = '776f7fb69788963933bd66c55baa5cf81b31867eaca2663883ec9ed250387e9a' 
  AND (
    token = 'MtJIsWZXAwOBbe1mywVJYB8B0pZASKe3XCmULMKGArI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )