UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SCnSfRFiNU+WvNmy9E6NarRU0rQv7rz5Sg4TmG5Tml8=' 
WHERE 
  key_id = 'a1fb82847d941a47b62477c812207102302865c00a5ea1d96a436e996baaff13' 
  AND (
    token = 'SCnSfRFiNU+WvNmy9E6NarRU0rQv7rz5Sg4TmG5Tml8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022