UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K6EkLcoOmSQDS+LrXRI3+rD12A6tDFAhx3+1z7Q/N24=' 
WHERE 
  key_id = '47eb7495e043cd12913a380203d2ed5ad9bf54445139081eead20f039d3957d9' 
  AND (
    token = 'K6EkLcoOmSQDS+LrXRI3+rD12A6tDFAhx3+1z7Q/N24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )