UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CABe4v8gcObO/YwvTXrsh2f/9VgcRdqaOODZEcx+4Ec=' 
WHERE 
  key_id = '20db6fa9a1b61a2447857b36fae84c31a7c0870dcf28f4873330543509af60e3' 
  AND (
    token = 'CABe4v8gcObO/YwvTXrsh2f/9VgcRdqaOODZEcx+4Ec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )