UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ez4YjUrghCfo885KXbABYLUyzRLTSWe6VMT5F7rdJg8=' 
WHERE 
  key_id = 'e8f4dd5a15fd1bac121e0da1c2af66666e98685edfe5f8bfdd02fccc87ad10d4' 
  AND (
    token = 'Ez4YjUrghCfo885KXbABYLUyzRLTSWe6VMT5F7rdJg8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )