UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gfCTGUvqjp0wynAzUVLCSegGbgEN1HG0n/assIEYCvQ=' 
WHERE 
  key_id = '75910472649ba5299f5dde369de2affd34ed133f27e8f779e292af65d80ef57e' 
  AND (
    token = 'gfCTGUvqjp0wynAzUVLCSegGbgEN1HG0n/assIEYCvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )