UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eZO8l1wNz/nTdmJz7iNelgso2LUOMeErc4H1zmkrw5w=' 
WHERE 
  key_id = '50d37ca7f42ff47b3b88ae1d0b8497d9c62ecdffdeb025766b41047703e9c905' 
  AND (
    token = 'eZO8l1wNz/nTdmJz7iNelgso2LUOMeErc4H1zmkrw5w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )