UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tPCt0T11/WXCdYhpmmFameuB1ROMDr4jsRpyCiLNU1s=' 
WHERE 
  key_id = '3a8ab6f66012adecac41203bb23c0fcf8472365658050add3125c77283e70eb2' 
  AND (
    token = 'tPCt0T11/WXCdYhpmmFameuB1ROMDr4jsRpyCiLNU1s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )