UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5djE86L3ELhRhU4UgnMugxhvEJsd3CblQcIqFWOuW9A=' 
WHERE 
  key_id = 'f3612ac61546b9bded0cc397a7a916e92f0a49fe5cfe55057915196d269714b6' 
  AND (
    token = '5djE86L3ELhRhU4UgnMugxhvEJsd3CblQcIqFWOuW9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041