UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MOgvcmAXtLLvgyYIE4NFOIyFMJG8Ooewulp0wxWnL5k=' 
WHERE 
  key_id = 'ffe859a559ef3dd17c3e0c8de2bf1c1ba7001084a580a2984d6c9379b38cfd49' 
  AND (
    token = 'MOgvcmAXtLLvgyYIE4NFOIyFMJG8Ooewulp0wxWnL5k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038