UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0kLDLaiux7zzL1L2MsBGHhywcAddmS5Rm+5aLkrO1mQ=' 
WHERE 
  key_id = '18cdd6525c631e6c5621bf076d64458312e6c7bc8ee8efa7c563337711a27b81' 
  AND (
    token = '0kLDLaiux7zzL1L2MsBGHhywcAddmS5Rm+5aLkrO1mQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031