UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jBMl6KVpzRsWiSBLxNEZ9brXGjMWpRNUjltSaSLf1p0=' 
WHERE 
  key_id = '0c7642098e6107d91c6a2b0c314b3769dafbbe64649d83c5e5b3c38ea1f29cb5' 
  AND (
    token = 'jBMl6KVpzRsWiSBLxNEZ9brXGjMWpRNUjltSaSLf1p0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00011