UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cxKEYk1udtqmPBwudAATknC7FdqcpPxUW8/fCz8VXKQ=' 
WHERE 
  key_id = '4f2d7ec283fa1de822af67baed59a82d412d08b6a6c854d0de459ac09e1a8796' 
  AND (
    token = 'cxKEYk1udtqmPBwudAATknC7FdqcpPxUW8/fCz8VXKQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )