UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KO/iORrRNEJELUjuetEPtriu70G8ojFMi0b66VOZPm4=' 
WHERE 
  key_id = '948e74d1024842cde17c7a62da15080db33a0df808d3e05613935b32bff0f0b5' 
  AND (
    token = 'KO/iORrRNEJELUjuetEPtriu70G8ojFMi0b66VOZPm4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043