UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P7X/RFcSfPrS68rr/om6Dz1cbbKel2iK7iD5VxImWhY=' 
WHERE 
  key_id = '880802ce8b92be0e5cc6bad03ec7cf99494fa1399c345d1fc631708af07af255' 
  AND (
    token = 'P7X/RFcSfPrS68rr/om6Dz1cbbKel2iK7iD5VxImWhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038