UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qXx0Lxm8t6gSXo8V40YLHMqqMcnQsUlmO43Ff8dBJso=' 
WHERE 
  key_id = '257c0751d53dfc95e6a880d1d34c9be04451b01278a2674a59dcaec04e7e79f4' 
  AND (
    token = 'qXx0Lxm8t6gSXo8V40YLHMqqMcnQsUlmO43Ff8dBJso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )