UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Xj1Khr7TRhriyK/kdxvu4j7I0FnUPu93CtyC16eqMg=' 
WHERE 
  key_id = '9542ba797e1b005f3e1f966eade2baf064ab5e8a971e4e5349d2a16dc4fbb978' 
  AND (
    token = '8Xj1Khr7TRhriyK/kdxvu4j7I0FnUPu93CtyC16eqMg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035