UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8MZFvJXcpVNihPTsk8y0OxS9hLMqb6eRjSaWAoBIelk=' 
WHERE 
  key_id = 'e6a661f231fbf9e74db2fca6225e4fd7dbd20aeadc04839347897fbffebef72c' 
  AND (
    token = '8MZFvJXcpVNihPTsk8y0OxS9hLMqb6eRjSaWAoBIelk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )