UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3U2+mSPIes7/gsllLBAcYDtM2Vnc33Zgi9xkfhslpks=' 
WHERE 
  key_id = '1b9625f53790212940e7f9187845426024d905ee3eb6c457fc1b9b1b07f6f6c8' 
  AND (
    token = '3U2+mSPIes7/gsllLBAcYDtM2Vnc33Zgi9xkfhslpks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00051