UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xkAjzgz+XPsrj3Lfd/Uq1v9jxnBP4mmqA2uN9lKtxLU=' 
WHERE 
  key_id = '7c49c29001b3b1370b592c2be5458073b497c75479490c4fafde46feb8ee1708' 
  AND (
    token = 'xkAjzgz+XPsrj3Lfd/Uq1v9jxnBP4mmqA2uN9lKtxLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )