UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Osc4SQiB3Qhl4dh09ld7i0HXIjOsWJUtVNos01XiFCc=' 
WHERE 
  key_id = 'd16be3ad8f5fe8b53975e1871115584f12da9ead4b676e8e4a34c6b9c1621709' 
  AND (
    token = 'Osc4SQiB3Qhl4dh09ld7i0HXIjOsWJUtVNos01XiFCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020