UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b7COqpEkGaAxNkYapO7ITNGshbvpsv2BuQwc8UaFtPQ=' 
WHERE 
  key_id = '73936664244dbf75d3fda12eed5295db1640e6b7e5dc786d08bbfbf919e9894a' 
  AND (
    token = 'b7COqpEkGaAxNkYapO7ITNGshbvpsv2BuQwc8UaFtPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )