UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cSy6S7iJhMtr2JGopv4gbTFd6exI7C/4qMopsXbHRKs=' 
WHERE 
  key_id = '4e9f79e79bb7017cede2ef960f675774b04d3216ed84c1af90c0ff95b618a5a8' 
  AND (
    token = 'cSy6S7iJhMtr2JGopv4gbTFd6exI7C/4qMopsXbHRKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035