UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dt6po1E3gCUBA2N16H/kLzFwDxQ0+8EC1n1EJiRNULo=' 
WHERE 
  key_id = '88dfb19f21e861bc76969d2b582b5471749d3a6e637a8788b1cd451337b9c6d1' 
  AND (
    token = 'Dt6po1E3gCUBA2N16H/kLzFwDxQ0+8EC1n1EJiRNULo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )