UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RRl+WooqgD1//etbUPSZ9k9ghdeTXAde2f2u1alkTXY=' 
WHERE 
  key_id = '49e0a861eaadb12ce1df35b583e41516a3a66af6e3d9455bdcec7055367e1a52' 
  AND (
    token = 'RRl+WooqgD1//etbUPSZ9k9ghdeTXAde2f2u1alkTXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )