UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HVq5/qm0vdjALs59iCP8zlIWxuLr/wONWHnDePyDsxc=' 
WHERE 
  key_id = '50c380ab0ac1b271d617838cea0f90a592ab680a69f0a440909a6786080bf619' 
  AND (
    token = 'HVq5/qm0vdjALs59iCP8zlIWxuLr/wONWHnDePyDsxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )