UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ffUojhy6FyfZaLuiJ0+O401l9UEQB3A2W2jlcMyRC8I=' 
WHERE 
  key_id = '50f96a9b25b5bfb8b5507526395f204f7018c730d8efd13640d94db928836494' 
  AND (
    token = 'ffUojhy6FyfZaLuiJ0+O401l9UEQB3A2W2jlcMyRC8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )