UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b49thSMcKAqBbhbrH7klpNkQdFjln1sPeIUOz+sRLhM=' 
WHERE 
  key_id = '96794622230122dbd0a68edbff085fe2941ba906104a884766aeeadd4716c4f2' 
  AND (
    token = 'b49thSMcKAqBbhbrH7klpNkQdFjln1sPeIUOz+sRLhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )