UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pPeGIrFmTUtCqc2llQlF57OUSIdwLVwwMfVzJkknePI=' 
WHERE 
  key_id = '17f061a55cb67c040b96c06a9f93330a7a510cd66bba4f8ef480fdfff353b73f' 
  AND (
    token = 'pPeGIrFmTUtCqc2llQlF57OUSIdwLVwwMfVzJkknePI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033