UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '27TMAGuj8ZsbBx9US/nESlDwyUNaFO8Ze7V+iLXNXZM=' 
WHERE 
  key_id = 'd148a8e044fe7336dc51d9e596e3e77aba3175e6b7238ef5f837b75d120b15ea' 
  AND (
    token = '27TMAGuj8ZsbBx9US/nESlDwyUNaFO8Ze7V+iLXNXZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042