UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6zjyLq4E1qj4kXJwWtNwYByYetSx8nJtTgTZWwAwABo=' 
WHERE 
  key_id = '2b94fc285ad8ade98a09d98ec1456066a049dee0aa56017fe3b29e416cbd1c77' 
  AND (
    token = '6zjyLq4E1qj4kXJwWtNwYByYetSx8nJtTgTZWwAwABo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )