UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l5a1519nTA7s1TpZey6h07UDqMCghZL1YqUWdN/S3w0=' 
WHERE 
  key_id = '34bc15d9ac32bff262a718621e3f11ea0ea80e16982fca2491372bb5fcdf4e8a' 
  AND (
    token = 'l5a1519nTA7s1TpZey6h07UDqMCghZL1YqUWdN/S3w0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )