UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SQEPLdpBXJKzKbh+UaRu0Gc7m4q+QeJYau+OP8FpAHg=' 
WHERE 
  key_id = '5a23040c0b37afe297d0dfaae32f1cbc5be188a9719d982b7d8bc441c187e15f' 
  AND (
    token = 'SQEPLdpBXJKzKbh+UaRu0Gc7m4q+QeJYau+OP8FpAHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033