UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BCwFC/bRbJMwbhogA1JY56xdJ2Mlnqf+/DwUeRl/yJc=' 
WHERE 
  key_id = 'd0435458204e50edfeb0457daa9a2c620a3b754e793e2327c4b269fadd30e3bb' 
  AND (
    token = 'BCwFC/bRbJMwbhogA1JY56xdJ2Mlnqf+/DwUeRl/yJc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )