UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khM2li45qru1Yi6O6C9cXc0+TMgcVFa7Wlss0lt7D2o=' 
WHERE 
  key_id = '8ed18b8fcada3d8414d83601a29aee619848bd17630100653330f188b6322f01' 
  AND (
    token = 'khM2li45qru1Yi6O6C9cXc0+TMgcVFa7Wlss0lt7D2o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )