UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xSl31VYhpT4Smi9mszko2YQUSGlcwJE1PbXhQMRC35k=' 
WHERE 
  key_id = '21a2b18642f9e4d6ef0c1d9a4a7b33fd7d4ef7c3885985548af70c0d6b8e0f26' 
  AND (
    token = 'xSl31VYhpT4Smi9mszko2YQUSGlcwJE1PbXhQMRC35k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )