UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S9h3sMvx3/kXrYUl/3azItJyGKc6GRbsqLnpqsYCY/U=' 
WHERE 
  key_id = '7c2a0b5a3e1f893f2878577bc7254844879f9b42914f6a6753945b10970ba46c' 
  AND (
    token = 'S9h3sMvx3/kXrYUl/3azItJyGKc6GRbsqLnpqsYCY/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )