UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uh25ut6IGvIHspzl9CiU8rB3qQTkSGlmnm7hKuCa83g=' 
WHERE 
  key_id = '83235b909df246ae3638d39e25cbbbee964a914679bb958263d7a8cbc49040d8' 
  AND (
    token = 'Uh25ut6IGvIHspzl9CiU8rB3qQTkSGlmnm7hKuCa83g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )