UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ReE/C5SZ6Sp75N0/e9+sTdkdvpsujITaBw7pD7K4JYo=' 
WHERE 
  key_id = '3e6cca354df0b9800ad2934f5ea11f71aa8a8d9b309a255b3449b0a540314649' 
  AND (
    token = 'ReE/C5SZ6Sp75N0/e9+sTdkdvpsujITaBw7pD7K4JYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )