UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6oR/iFhmMtrF0QzKMcuta6jSlm6RCGxBq1Zhn4QyPoY=' 
WHERE 
  key_id = 'b9e17bc9041850f3bc7690069ea93d6b5dc9de31169c23ed275f90253e40ca0f' 
  AND (
    token = '6oR/iFhmMtrF0QzKMcuta6jSlm6RCGxBq1Zhn4QyPoY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )