UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PJ54Ib1x5aMMMdHvTKKINfTHhzXZ99LAyLZ7UD+1bhk=' 
WHERE 
  key_id = '31d7cb443308f4b00c839c06b52559599675761c0b24200deed82c9001c526a1' 
  AND (
    token = 'PJ54Ib1x5aMMMdHvTKKINfTHhzXZ99LAyLZ7UD+1bhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )