UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iBXvEvnxstoD0SavRWHVghcy/flHvQLbc/RcOzJ+aAE=' 
WHERE 
  key_id = '751ce70ebffdc8a842efe6860c58fb03c62f59afdacb193cc8642c408585fe8a' 
  AND (
    token = 'iBXvEvnxstoD0SavRWHVghcy/flHvQLbc/RcOzJ+aAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )